1. Department of Respiratory Medicine, National Hospital Organization, Mie National Hospital, Tsu
2. Department of Pediatrics, National Hospital Organization, Mie National Hospital, Tsu
3. Department of Respiratory Medicine, Ohara Healthcare Foundation, Kurashiki Central Hospital, Okayama
4. Department of Respiratory Medicine, National Hospital Organization, Tokyo Medical Center, Meguro-ku
5. Department of Respiratory Medicine, Mie Prefectural General Medical Center, Yokkaichi
6. Department of Medicine, Kawasaki Medical School, Kurashiki, Okayama
7. Center for Pulmonary Diseases, National Hospital Organization, Tokyo National Hospital, Kiyose-shi
8. Second Department of Internal Medicine, Nagasaki University School of Medicine
9. Department of Emergency and Critical Care Medicine, Institute of Biomedical and Health Sciences, Hiroshima University Advanced Emergency and Critical Care Center, Hiroshima University Hospital, Minami-ku
10. Division of Pulmonary Medicine, Department of Medicine, Keio University School of Medicine, Shinjuku-ku, Tokyo
11. Department of Respiratory Medicine, National Hospital Organization, Hokkaido Medical Center, Nishi-ku, Sapporo-shi
12. Department of Respiratory Medicine, National Hospital Organization, Okinawa National Hospital, Ginowan-shi
13. Department of Respiratory Medicine, Suzuka General Hospital, Yasuzuka-cho, Mie, Japan
14. Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, Baylor Scott and White Health, Dallas, Texas
15. Division of Pulmonary and Critical Care Medicine, New York Presbyterian–Weill Cornell Medical Center