Erlend Hassel
Publications
2025
- 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Smedbold, Hans Thore; 
                        
                    
                        
                            Romundstad, Pål Richard; 
                        
                    
                        
                            Thomassen, Marte Renate; 
                        
                    
                        
                            Höper, Anje Christina; 
                        
                    
                        
                            Tjalvin, Gro.
                        
                    
                
                
                    (2025)
                
                
                    
                        
                        
                            
                                
                                     Work-related asthma symptoms and lung function among workers in the Norwegian salmon processing industry: a cross-sectional study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational and Environmental Medicine
                    
                
                
                
                    Academic article
 
2024
- 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Lauritzen, Hilde Brun; 
                        
                    
                        
                            Tjalvin, Gro; 
                        
                    
                        
                            Bang, Berit; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Svedahl, Sindre Rabben.
                        
                    
                
                
                    (2024)
                
                
                    
                        
                        
                            
                                
                                     SS61-01 WORK-RELATED RESPIRATORY SYMPTOMS AND ASTHMA AMONG SALMON PROCESSING WORKERS IN A NORWEGIAN COUNTY.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Lauritzen, Hilde Brun; 
                        
                    
                        
                            Tøndell, Anders; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Bang, Berit Elisabeth; 
                        
                    
                        
                            Tjalvin, Gro.
                        
                    
                
                
                    (2024)
                
                
                    
                        
                        
                            
                                
                                     Occupational asthma in the salmon processing industry: a case series.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational and Environmental Medicine
                    
                
                
                
                    Academic article
 
2023
- 
                
                    
                        
                            Hammer, Stine Eriksen; 
                        
                    
                        
                            Daae, Hanne Line; 
                        
                    
                        
                            Kåsin, Karoline; 
                        
                    
                        
                            Helmersmo, Kristin; 
                        
                    
                        
                            Simensen, Vincent; 
                        
                    
                        
                            Skaugset, Nils Petter.
                        
                    
                
                
                    (2023)
                
                
                    
                        
                        
                            
                                
                                     Chemical characterization of combustion engine exhaust and assessment of helicopter deck operator occupational exposures on an offshore frigate class ship.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Journal of Occupational and Environmental Hygiene
                    
                
                
                
                    Academic article
 
2022
- 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Holm, Mari.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Misforståelser om tarmkreftscreening.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Aftenposten (morgenutg. : trykt utg.)
                    
                
                
                
                    Reader opinion piece
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Holm, Mari.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Stopp innføringen av nasjonalt screeningprogram for tarmkreft.
                                
                                
                            
                        
                    
                
                
                
                
                    Feature article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Smedbold, Hans Thore; 
                        
                    
                        
                            Lauritzen, Hilde Brun.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Acute respiratory distress after exposure to chlorine dioxide-based disinfectant.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational Medicine
                    
                
                
                
                    Academic article
 
2021
- 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Brumpton, Ben M.; 
                        
                    
                        
                            Jenssen, Haldor; 
                        
                    
                        
                            Spruit, Martijn A.; 
                        
                    
                        
                            Langhammer, Arnulf.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Lung function and peak oxygen uptake in chronic obstructive pulmonary disease phenotypes with and without emphysema.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Hørselskontroll er dårlig støyvern.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Tidsskrift for Den norske legeforening (Tidsskriftet)
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Letnes, Jon Magne; 
                        
                    
                        
                            Berglund, Ida Johnsen; 
                        
                    
                        
                            Johnson, Kristin Espolin; 
                        
                    
                        
                            Dalen, Håvard; 
                        
                    
                        
                            Nes, Bjarne; 
                        
                    
                        
                            Lydersen, Stian.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Effect of 5 years of exercise training on the cardiovascular risk profile of older adults: the Generation 100 randomized trial.
                                
                                
                            
                        
                    
                
                
                    
                    
                        European Heart Journal
                    
                
                
                
                    Academic article
 
2020
- 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Brumpton, Ben Michael; 
                        
                    
                        
                            Jenssen, Haldor; 
                        
                    
                        
                            Spruit, Martijn A.; 
                        
                    
                        
                            Langhammer, Arnulf.
                        
                    
                
                
                    (2020)
                
                
                    
                        
                        
                            
                                
                                     The association between normal lung function and peak oxygen uptake in patients with exercise intolerance and coronary artery disease.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 
2019
- 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Brumpton, Ben Michael; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2019)
                
                
                    
                        
                        
                            
                                
                                     The association between dynamic lung volume and peak oxygen uptake in a healthy general population: the HUNT study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        BMC Pulmonary Medicine
                    
                
                
                
                    Academic article
 
2018
- 
                
                    
                        
                            Smenes, Benedikte; 
                        
                    
                        
                            Bækkerud, Fredrik Hjulstad; 
                        
                    
                        
                            Slagsvold, Katrine Hordnes; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Wohlwend, Martin; 
                        
                    
                        
                            Pinho, Maria.
                        
                    
                
                
                    (2018)
                
                
                    
                        
                        
                            
                                
                                     Acute exercise is not cardioprotective and may induce apoptotic signalling in heart surgery: a randomized controlled trial.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Interactive Cardiovascular and Thoracic Surgery
                    
                
                
                
                    Academic article
 
2017
- 
                
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Sandbakk, Silvana Bucher; 
                        
                    
                        
                            Viken, Hallgeir; 
                        
                    
                        
                            Zisko, Nina; 
                        
                    
                        
                            Reitlo, Line Skarsem; 
                        
                    
                        
                            Nauman, Javaid.
                        
                    
                
                
                    (2017)
                
                
                    
                        
                        
                            
                                
                                     Cardiorespiratory Reference Data in Older Adults: The Generation 100 Study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Medicine & Science in Sports & Exercise
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Halvorsen, Thomas; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2017)
                
                
                    
                        
                        
                            
                                
                                     Lung function parameters improve prediction of VO2peak in an elderly population: The Generation 100 study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 
2016
- 
                
                    
                        
                            Smenes, Benedikte Therese; 
                        
                    
                        
                            Bekkerud, Fredrik; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Rognmo, Øivind; 
                        
                    
                        
                            Slagsvold, Katrine Hordnes.
                        
                    
                
                
                    (2016)
                
                
                    
                        
                        
                            
                                
                                     Akutt trening før hjertekirurgi-kan det hjelpe mot operasjonsrelatert myokardskade?.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Vitenskapelige forhandlinger - De norske kirurgiske foreninger
                    
                
                
                
                    Abstract
 
2015
- 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Halvorsen, Thomas; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2015)
                
                
                    
                        
                        
                            
                                
                                     Association between pulmonary function and peak oxygen uptake in elderly: the Generation 100 study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Respiratory Research
                    
                
                
                
                    Academic article
 
2014
- 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Berre, Anne Marie Ormbostad; 
                        
                    
                        
                            Skjulsvik, Anne Jarstein; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2014)
                
                
                    
                        
                        
                            
                                
                                     Effects of exercise training on pulmonary vessel muscularization and right ventricular function in an animal model of COPD.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Respiratory Research
                    
                
                
                
                    Academic article
 
Journal publications
- 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Smedbold, Hans Thore; 
                        
                    
                        
                            Romundstad, Pål Richard; 
                        
                    
                        
                            Thomassen, Marte Renate; 
                        
                    
                        
                            Höper, Anje Christina; 
                        
                    
                        
                            Tjalvin, Gro.
                        
                    
                
                
                    (2025)
                
                
                    
                        
                        
                            
                                
                                     Work-related asthma symptoms and lung function among workers in the Norwegian salmon processing industry: a cross-sectional study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational and Environmental Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Lauritzen, Hilde Brun; 
                        
                    
                        
                            Tjalvin, Gro; 
                        
                    
                        
                            Bang, Berit; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Svedahl, Sindre Rabben.
                        
                    
                
                
                    (2024)
                
                
                    
                        
                        
                            
                                
                                     SS61-01 WORK-RELATED RESPIRATORY SYMPTOMS AND ASTHMA AMONG SALMON PROCESSING WORKERS IN A NORWEGIAN COUNTY.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Fagernæs, Carl Fredrik; 
                        
                    
                        
                            Lauritzen, Hilde Brun; 
                        
                    
                        
                            Tøndell, Anders; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Bang, Berit Elisabeth; 
                        
                    
                        
                            Tjalvin, Gro.
                        
                    
                
                
                    (2024)
                
                
                    
                        
                        
                            
                                
                                     Occupational asthma in the salmon processing industry: a case series.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational and Environmental Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hammer, Stine Eriksen; 
                        
                    
                        
                            Daae, Hanne Line; 
                        
                    
                        
                            Kåsin, Karoline; 
                        
                    
                        
                            Helmersmo, Kristin; 
                        
                    
                        
                            Simensen, Vincent; 
                        
                    
                        
                            Skaugset, Nils Petter.
                        
                    
                
                
                    (2023)
                
                
                    
                        
                        
                            
                                
                                     Chemical characterization of combustion engine exhaust and assessment of helicopter deck operator occupational exposures on an offshore frigate class ship.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Journal of Occupational and Environmental Hygiene
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Holm, Mari.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Misforståelser om tarmkreftscreening.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Aftenposten (morgenutg. : trykt utg.)
                    
                
                
                
                    Reader opinion piece
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Holm, Mari.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Stopp innføringen av nasjonalt screeningprogram for tarmkreft.
                                
                                
                            
                        
                    
                
                
                
                
                    Feature article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Smedbold, Hans Thore; 
                        
                    
                        
                            Lauritzen, Hilde Brun.
                        
                    
                
                
                    (2022)
                
                
                    
                        
                        
                            
                                
                                     Acute respiratory distress after exposure to chlorine dioxide-based disinfectant.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Occupational Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Brumpton, Ben M.; 
                        
                    
                        
                            Jenssen, Haldor; 
                        
                    
                        
                            Spruit, Martijn A.; 
                        
                    
                        
                            Langhammer, Arnulf.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Lung function and peak oxygen uptake in chronic obstructive pulmonary disease phenotypes with and without emphysema.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Hørselskontroll er dårlig støyvern.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Tidsskrift for Den norske legeforening (Tidsskriftet)
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Letnes, Jon Magne; 
                        
                    
                        
                            Berglund, Ida Johnsen; 
                        
                    
                        
                            Johnson, Kristin Espolin; 
                        
                    
                        
                            Dalen, Håvard; 
                        
                    
                        
                            Nes, Bjarne; 
                        
                    
                        
                            Lydersen, Stian.
                        
                    
                
                
                    (2021)
                
                
                    
                        
                        
                            
                                
                                     Effect of 5 years of exercise training on the cardiovascular risk profile of older adults: the Generation 100 randomized trial.
                                
                                
                            
                        
                    
                
                
                    
                    
                        European Heart Journal
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Brumpton, Ben Michael; 
                        
                    
                        
                            Jenssen, Haldor; 
                        
                    
                        
                            Spruit, Martijn A.; 
                        
                    
                        
                            Langhammer, Arnulf.
                        
                    
                
                
                    (2020)
                
                
                    
                        
                        
                            
                                
                                     The association between normal lung function and peak oxygen uptake in patients with exercise intolerance and coronary artery disease.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Rasch-Halvorsen, Øystein; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Brumpton, Ben Michael; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2019)
                
                
                    
                        
                        
                            
                                
                                     The association between dynamic lung volume and peak oxygen uptake in a healthy general population: the HUNT study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        BMC Pulmonary Medicine
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Smenes, Benedikte; 
                        
                    
                        
                            Bækkerud, Fredrik Hjulstad; 
                        
                    
                        
                            Slagsvold, Katrine Hordnes; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Wohlwend, Martin; 
                        
                    
                        
                            Pinho, Maria.
                        
                    
                
                
                    (2018)
                
                
                    
                        
                        
                            
                                
                                     Acute exercise is not cardioprotective and may induce apoptotic signalling in heart surgery: a randomized controlled trial.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Interactive Cardiovascular and Thoracic Surgery
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Sandbakk, Silvana Bucher; 
                        
                    
                        
                            Viken, Hallgeir; 
                        
                    
                        
                            Zisko, Nina; 
                        
                    
                        
                            Reitlo, Line Skarsem; 
                        
                    
                        
                            Nauman, Javaid.
                        
                    
                
                
                    (2017)
                
                
                    
                        
                        
                            
                                
                                     Cardiorespiratory Reference Data in Older Adults: The Generation 100 Study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Medicine & Science in Sports & Exercise
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Halvorsen, Thomas; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2017)
                
                
                    
                        
                        
                            
                                
                                     Lung function parameters improve prediction of VO2peak in an elderly population: The Generation 100 study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        PLOS ONE
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Smenes, Benedikte Therese; 
                        
                    
                        
                            Bekkerud, Fredrik; 
                        
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Rognmo, Øivind; 
                        
                    
                        
                            Slagsvold, Katrine Hordnes.
                        
                    
                
                
                    (2016)
                
                
                    
                        
                        
                            
                                
                                     Akutt trening før hjertekirurgi-kan det hjelpe mot operasjonsrelatert myokardskade?.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Vitenskapelige forhandlinger - De norske kirurgiske foreninger
                    
                
                
                
                    Abstract
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Stensvold, Dorthe; 
                        
                    
                        
                            Halvorsen, Thomas; 
                        
                    
                        
                            Wisløff, Ulrik; 
                        
                    
                        
                            Langhammer, Arnulf; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2015)
                
                
                    
                        
                        
                            
                                
                                     Association between pulmonary function and peak oxygen uptake in elderly: the Generation 100 study.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Respiratory Research
                    
                
                
                
                    Academic article
 - 
                
                    
                        
                            Hassel, Erlend; 
                        
                    
                        
                            Berre, Anne Marie Ormbostad; 
                        
                    
                        
                            Skjulsvik, Anne Jarstein; 
                        
                    
                        
                            Steinshamn, Sigurd Loe.
                        
                    
                
                
                    (2014)
                
                
                    
                        
                        
                            
                                
                                     Effects of exercise training on pulmonary vessel muscularization and right ventricular function in an animal model of COPD.
                                
                                
                            
                        
                    
                
                
                    
                    
                        Respiratory Research
                    
                
                
                
                    Academic article
 
Teaching
Courses
Outreach
2024
- 
                
                    Academic lectureBang, Berit Elisabeth; Grgic, Miriam; Andorsen, Gerd Sissel; Sørheim, Christin Ørbeck; Irgens-Hansen, Kaja; Tjalvin, Gro. (2024) Allergic Sensitization to Salmon Among Occupationally Exposed Salmon Processing Workers. International Fishing Industry Safety and Health Conference , Roma 2024-01-08 - 2024-01-12
 - 
                
                    Academic lectureBang, Berit Elisabeth; Grgic, Miriam; Andorsen, Gerd Sissel; Sørheim, Christin Ørbeck; Irgens-Hansen, Kaja; Tjalvin, Gro. (2024) Allergic Sensitization to Salmon Among Occupationally Exposed Salmon Processing Workers. International Fishing Industry Safety and Health Conference , Roma 2024-01-08 - 2024-01-12
 - 
                
                    Academic lectureElda, Inga; Bang, Berit Elisabeth; Grgic, Miriam; Andorsen, Gerd Sissel; Sørheim, Christin Ørbeck; Irgens-Hansen, Kaja. (2024) Allergic Sensitization to Salmon Among Occupationally Exposed Salmon Processing Workers. International Fishing Industry Safety and Health Conference , Roma 2024-01-08 - 2024-01-12
 
2014
- 
                
                    LectureWohlwend, Martin; Andenæs, Kine; Shahab, Ali; Moreira, Jose Bianco Nascimento; Hassel, Erlend; Bye, Anja. (2014) Exercise modality specific adaptations in skeletal muscle of elderly people. Joint IUMBM/MiP Symposium on Mitochondrial Physiology 2014-09-08 - 2014-09-12
 
2011
- 
                
                    Academic lectureHassel, Erlend; Ormbostad, Anne Marie; Wisløff, Ulrik; Steinshamn, Sigurd Loe. (2011) Effects of interval exercise on cigarette smoke-induced right ventricular dysfunction in mice (P2316). Annual congress European Respiratory Society 2011 , Amsterdam 2011-09-24 - 2011-09-28