1. Cardiovascular Medicine, Fukuokaken Saiseikai Futsukaichi Hospital
2. Cardiology Division, Imizu Municipal Hospital
3. Department of Cardiology and Nephrology, Mie University Graduate School of Medicine
4. Second Department of Internal Medicine, Toyama University Hospital
5. Cardiovascular Medicine, Japan Community Health Care Organization Takaoka Fushiki Hospital
6. Cardiovascular Medicine, Jichi Medical University Saitama Medical Center
7. Cardiovascular Medicine, Matsumoto Kyoritsu Hospital
8. Department of Cardiology, Matsue Red Cross Hospital
9. Sleep Apnea Center, Kyushu University Hospital
10. Department of Chronic Heart Failure Management, Global Center for Medical Engineering and Informatics, Osaka University