1. Department of Gastroenterology and Hepatology, Numazu City Hospital, Numazu, Shizuoka, Japan
2. Department of Neurology, Numazu City Hospital, Numazu, Shizuoka, Japan
3. Department of Surgery, Numazu City Hospital, Numazu, Shizuoka, Japan
4. Department of Dermatology, Numazu City Hospital, Numazu, Shizuoka, Japan
5. Department of Pathology, Numazu City Hospital, Numazu, Shizuoka, Japan