1. *Department of Community-based Family Medicine, School of Medicine, Tottori University Faculty of Medicine, Yonago 683-8503, Japan
2. † Department of Community-based Family Medicine, Hino Hospital, Hino 689-4504, Japan
3. ‡Department of Surgery, Hino Hospital, Hino 689-4504, Japan
4. §Department of Internal Medicine, Hino Hospital, Hino 689-4504, Japan