1. University of Giessen and Marburg Lung CenterMember of German Center for Lung ResearchGiessenGermany
2. Department of MedicineImperial College LondonLondonUK
3. Center for Pulmonary HypertensionThoraxklinicUniversity Hospital HeidelbergMember of the German Center for Lung Research (DZL)HeidelbergGermany
4. First Faculty of Medicine and General Teaching HospitalCharles UniversityPragueCzech Republic
5. Center for Pulmonary Vascular Disease and Lady Davis InstituteJewish General HospitalMcGill UniversityMontrealQuebecCanada
6. Klinik III für Innere MedizinHerzzentrum der Universität zu KölnKölnGermany
7. Pulmonary, Critical Care and Sleep DivisionTufts Medical CenterTufts University School of MedicineBostonMAUSA
8. Department of Pulmonary and Critical Care MedicineCleveland Clinic FloridaWestonFLUSA
9. The Lung CenterThe Ohio State UniversityColumbusOHUSA
10. Chrestos Concept GmbH & Co. KGEssenGermany
11. Bayer AGBerlinGermany
12. Assistance Publique–Hôpitaux de ParisService de PneumologieHôpital BicêtreUniversité Paris‐SudLaboratoire d'Excellence en Recherche sur le Médicament et Innovation ThérapeutiqueInstitut National de la Santé et de la Recherche Médicale Unité 999Le Kremlin–BicêtreFrance