1. International University of Health and Welfare Graduate School of Medicine Okawa Japan
2. Divisions of Orthopedic Surgery The Kouhou‐kai Takagi Hospital Fukuoka Japan
3. Clinical Research Center, Saga University Hospital Saga Japan
4. Department of Nephrology The Kouhou‐kai Takagi Hospital Fukuoka Japan
5. Department of Emergency The Kouhou‐kai Takagi Hospital Fukuoka Japan
6. Department of Gastroenterology The Kouhou‐kai Takagi Hospital Fukuoka Japan
7. Department of Orthopedic Surgery, Faculty of Medicine Fukuoka University Fukuoka Japan