[1] Univ Basel, Univ Hosp Basel, Dept Biomed, Basel, Switzerland
[2] Univ Basel, Univ Hosp Basel, Clin Resp Med, Basel, Switzerland
[3] Univ Basel, Univ Hosp Basel, Inst Med Genet & Pathol, Basel, Switzerland
[4] Hannover Med Sch, Inst Funct & Appl Anat, Hannover, Germany
[5] German Ctr Lung Res DZL, Biomed Res Endstage & Obstruct Lung Dis Hannover, Hannover, Germany
[6] Hannover Med Sch, Inst Pathol, Hannover, Germany