1. Division of Pulmonology, Department of Internal Medicine, Medical University of Graz and Ludwig Boltzmann Institute for Lung Vascular Research, Graz, Austria
2. Department of Internal Medicine, Universities of Giessen and Marburg Lung Center (UGMLC), Institute for Lung Health (ILH), Cardio-Pulmonary Institute (CPI), Member of the German Center for Lung Research (DZL), Giessen, Germany
3. Zentrum für Pulmonale Hypertonie, Thoraxklinik am Universitätsklinikum Heidelberg, Heidelberg, Germany
4. Abteilung für Pneumologie und Beatmungsmedizin, Thoraxklinik am Universitätsklinikum Heidelberg, Heidelberg, Germany
5. Translational Lung Research Center Heidelberg (TLRC), Member of the German Centre for Lung Research (DZL), Heidelberg, Germany
6. Klinik für Pneumologie, Universitätsspital Zürich, Zürich, Schweiz
7. Department for Congenital Heart Disease and Paediatric Cardiology, Deutsches Herzzentrum München, Technical University of Munich, Munich, Germany
8. Universitätsklinikum Carl Gustav Carus an der TU Dresden, Med. Klinik I, Bereich Pneumologie, Dresden, Deutschland
9. Universitätsklinikum Freiburg, Department Innere Medizin, Klinik für Pneumologie, Freiburg, Deutschland
10. Department of Pneumology, Medical Clinic II, University Hospital of Leipzig, Leipzig, Germany