1. Endocrinology and Diabetes Center, Yokohama Rosai Hospital, Kanagawa 222-0036, Japan
2. Division of Nephrology and Endocrinology, The University of Tokyo Hospital, Tokyo 113-8655, Japan
3. Product Planning Department, Fujirebio Inc., Tokyo 107-0052, Japan
4. Department of Radiology, Yokohama Rosai Hospital, Kanagawa 222-0036, Japan
5. Department of Radiology, Nerima Hikarigaoka Hospital, Tokyo 179-0072, Japan
6. Minato Mirai Medical Square, Kanagawa 220-0012, Japan
7. Nishikawa Clinic, Kanagawa 222-0033, Japan