1. Global Medical Affairs United Therapeutics Corporation Research Triangle Park North Carolina USA
2. Department of Internal Medicine II, Division of Cardiology Medical University of Vienna Vienna Austria
3. Division of Pulmonary, Critical Care, and Sleep Medicine University of Cincinnati Cincinnati Ohio USA
4. Division of Cardiovascular Medicine The Ohio State University Columbus Ohio USA
5. Department of Medicine, Division of Pulmonary Medicine University of Alberta Edmonton Canada
6. The Pulmonary Center Boston University Chobian & Avedisian School of Medicine Boston Massachusetts USA
7. Center for Healthcare Organization & Implementation Research VA Bedford Healthcare System and VA Boston Healthcare System Bedford Massachusetts USA
8. Division of Pulmonary, Critical Care & Sleep Medicine Houston Methodist Hospital Houston Texas USA
9. Division of Pulmonary and Critical Care Medicine Johns Hopkins University School of Medicine Baltimore Maryland USA
10. Faculté de Médecine Université Paris‐Saclay Le Kremlin‐Bicêtre France
11. Service de Pneumologie et Soins Intensifs Respiratoires, Centre de Référence de l'Hypertension Pulmonaire, Hôpital Bicêtre Assistance Publique Hôpitaux de Paris Le Kremlin Bicêtre France
12. National Heart and Lung Institute Imperial College London UK
13. Center of Chest Diseases & Critical Care Milpark Hospital Johannesburg South Africa
14. Sree Chitra Tirunal Institute for Medical Sciences and Technology Trivandrum Kerala India
15. Department of Medicine & O'Brien Institute for Public Health University of Calgary Calgary Canada
16. Department of Cardiology University Medical Center of the Johannes Gutenberg University Mainz Mainz Germany
17. Center for Thrombosis and Hemostasis (CTH) University Medical Center of the Johannes Gutenberg University Mainz Mainz Germany
18. Department of Clinical, Anesthesiological and Cardiovascular Sciences, Sapienza University of Rome Policlinico Umberto I Rome Italy
19. Department of Respiratory Medicine, Royal Prince Alfred Hospital University of Sydney Camperdown New South Wales Australia
20. Faculty of Medicine and Health University of Sydney Camperdown New South Wales Australia
21. State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing China
22. Service de Cardiologie, Centre de Compétence en Hypertension Pulmonaire 27/76, Centre Hospitalier Universitaire Charles Nicolle, INSERM EnVI U1096 Université de Rouen Rouen France
23. Pulmonary Division, Heart Institute University of São Paulo Medical School São Paulo Brazil
24. School of Medicine The University of Notre Dame Australia Perth Western Australia Australia
25. Ignacio Chávez National Heart Institute México City Mexico
26. Department of Rheumatology and Clinical Immunology, Chinese Academy of Medical Sciences & Peking Union Medical College, National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC‐DID), Ministry of Science & Technology, State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital (PUMCH), Key Laboratory of Rheumatology and Clinical Immunology Ministry of Education Beijing China
27. Department of Translational Medical Sciences Federico II University Naples Italy
28. Department of Medicine, Faculty of Medicine University of Ottawa Ottawa Canada
29. Division of Cardiovascular Medicine University of Michigan Ann Arbor Michigan USA
30. Division of Pulmonary and Critical Care Medicine University of Utah Salt Lake City Utah USA
31. Department of Pulmonary and Critical Care Medicine Intermountain Medical Center Murray Salt Lake City Utah USA
32. Global Clinical Development Bayer AG Berlin Germany
33. Mount Sinai Heart Icahn School of Medicine at Mount Sinai New York New York USA