1 Department of Endocrinology, Metabolism, Rheumatology and Nephrology, Faculty of Medicine, Oita University, Yufu, 879-5593, Japan.
2 Advanced Trauma, Emergency and Critical Care Center, Faculty of Medicine, Oita University, Yufu, 879-5593, Japan.
3 Department of Urology, Faculty of Medicine, Oita University, Yufu, 879-5593, Japan.
4 Department of Pathology, Faculty of Medicine, Oita University, Yufu, 879-5593, Japan.
5 Laboratory of Laboratory/Sports Medicine, Division of Clinical Medicine, Faculty of Medicine, University of Tsukuba, 1-1-1 Tennodai, Ibaraki, 305-8577, Japan.
6 Department of Endocrinology, Metabolism, Rheumatology and Nephrology, Faculty of Medicine, Oita University, Yufu, 879-5593, Japan. hiro-405@oita-u.ac.jp.