[1] Krankenhaus Bethanien gGmbH, Solingen, Germany
[2] Klin Lungen & Bronchialerkrankungen, Zurich, Switzerland
[3] Pontificia Univ Catolica Chile, Santiago, Chile
[4] Krankenhaus Bethanien gGmbH, Pneumol, Solingen, Germany
[5] Ctr Hosp & Univ Dijon, Dijon, France
[6] Univ Cologne, Inst Pneumol, Cologne, Germany
[7] Krankenhaus Bethanien gGmbH, Solingen, Germany
[8] Krankenhaus Bethanien gGmbh Solingen, Solingen, Germany
[9] Krankenhaus Bethanien Gmbh, Klin Pneumol & Allergol, Moers, Germany
[10] Zentrum Schlaf & Beatmungsmed, Zollikon, Switzerland