1. Center for Community Medicine; Jichi Medical University; Tochigi Japan
2. Department of Surgery, Division of Gastroenterological, General and Transplant Surgery; Jichi Medical University; Tochigi Japan
3. Scientific Research WorkS Peer Support Group (SRWS-PSG); Osaka Japan
4. Department of General Medicine; Tottori Municipal Hospital; Tottori Japan
5. Department of General Internal Medicine; Tottori Prefectural Central Hospital; Tottori Japan
6. Center for Information; Jichi Medical University; Tochigi Japan
7. Department of Internal Medicine; Kyoto Min-iren Asukai Hospital; Kyoto Japan
8. Section of Clinical Epidemiology, Department of Community Medicine; Kyoto University Graduate School of Medicine; Kyoto Japan
9. Department of Healthcare Epidemiology; Kyoto University Graduate School of Medicine / School of Public Health; Kyoto Japan