1. Department of Medicine, Division of Cardiovascular Medicine, Kurume University School of Medicine
2. Department of Internal Medicine, Division of Rheumatology and Respiratory Medicine, Faculty of Medicine, Kagawa University
3. Department of Cardiology, Keio University School of Medicine
4. Department of Hematology and Rheumatology, Kindai University Faculty of Medicine
5. Department of Cardiovascular Medicine, The Uiversity of Tokyo Hospital
6. Department of Cardiovascular Medicine, Nagasaki University Graduate School of Biomedical Sciences
7. Second department of internal medicine, Toyama University Hospital
8. Department of Cardiovascular Medicine, Hiroshima University Graduate School of Biomedical and Health Sciences
9. Department of Cardiovascular Medicine, Graduate School of Medicine, Kyoto University
10. Department of Advanced Medicine in Cardiopulmonary Disease, Nagoya University Graduate School of Medicine
11. Department of Internal Medicine and Rheumatology, Juntendo University School of Medicine
12. Department of Cardiovascular Biology and Medicine, Niigata University Graduate School of Medical and Dental Sciences
13. Endowed Department of Pulmonary Hypertension and Pulmonary Vascular Medicine, National Cerebral and Cardiovascular Center Research Institute
14. Department of Cardiology, Fujita Health University Hospital
15. Department of Pediatrics, Toho University Omori Medical Center
16. Cardiovascular Division, Department of Clinical Medicine, Faculty of Medicine, University of Tsukuba
17. Department of Respirology and Department of Advanced Medicine in Pulmonary Hypertension, Graduate School of Medicine, Chiba University
18. Department of Clinical Pharmacology and Therapeutics, Hamamatsu University School of Medicine
19. Division of Rheumatology and Allergy, Department of Internal Medicine, St. Marianna University School of Medicine
20. Department of Cardiovascular Medicine, Tokai University School of Medicine
21. Uji Hospital