[1] Klinikum Straubing, Div Resp Med, Straubing, Germany
[2] European Resp Soc, Lausanne, Switzerland
[3] St James Univ Hosp, Dept Thorac Surg, Leeds, W Yorkshire, England
[4] Maastricht Univ, Med Ctr, Dept Pulmonol, Maastricht, Netherlands
[5] Hosp Univ Vall dHebron, Barcelona, Spain
[6] Athens Chest Hosp, Resp Med Dept 7, Athens, Greece
[7] Univ Med & Pharm, Reg Inst Oncol, Iasi, Romania
[8] Kings Coll Hosp London, Dept Resp Med, London, England
[9] UCL, Lungs Living Res Ctr, London, England
[10] Univ Munich, Thorac Oncol Ctr Munich, Div Resp Med & Thorac Oncol, Munich, Germany
[11] UCL, Ctr Resp Res, London, England
[12] Univ Strasbourg, Dept Thorac Surg, Strasbourg, France
[13] Kantonsspital St Gallen, Dept Radiooncol, St Gallen, Switzerland
[14] Inst Jules Bordet, Intens Care & Thorac Oncol, Brussels, Belgium
[15] Univ Saarland, Inst Allgemeine & Spzielle Pathol, Homburg, Germany
[16] Campus Biomed Univ, Dept Radiat Oncol, Rome, Italy
[17] Univ Hosp Leuven, Dept Thorac Surg, Leuven, Belgium
[18] Inst Jules Bordet, Dept Intens Care & Thorac Oncol, Brussels, Belgium