1. Department of Family and Community Medicine Hamamatsu University School of Medicine Hamamatsu Japan
2. Department of Palliative Care, Public Interest Foundation Corporation Life Extension Laboratory Attached Eiju General Hospital Daitoku Japan
3. Department of Health Data Science Yokohama City University Yokohama Japan
4. Department of Obstetrics and Gynecology and Family Medicine Hamamatsu University School of Medicine Hamamatsu Japan