[1] Univ Hosp Basel, Dept Pneumol, Basel, Switzerland
[2] Univ Thessaly, Dept Pneumol, Sch Med, Larisa, Greece
[3] Univ Milan, Dept Pathophysiol & Transplantat, Milan, Italy
[4] Medisch Ctr Alkmaar, Dept Pneumol, Alkmaar, Netherlands
[5] Univ Belgrade, Clin Pulm Dis, Fac Med, Belgrade, Serbia
[6] Hosp Badalona Germans Trias & Pujol, Dept Microbiol, Badalona, Spain
[7] Univ Liege, Dept Pneumol, GIGAI Res Grp, CHU Liege, Liege, Belgium
[8] Amphia Hosp Erasmus MC, Dept Pneumol, Breda, Netherlands
[9] Hannover Med Sch, Dept Pneumol, Hannover, Germany
[10] Hosp Clin IDIBAPS, Ciber Enfermedades Resp, Dept Pneumol, Barcelona, Spain
[11] Maastricht Univ, Med Ctr, Dept Resp Med, Maastricht, Netherlands
[12] Univ Hosp Basel, Basel Inst Clin Epidemiol & Biostat, Basel, Switzerland