1. Second Department of Internal Medicine, Osaka University Medical School
2. Department of Medicine, Division of Endocrinology and Metabolism, Kurume University School of Medicine
3. Department of Medicine, Division of Endocrinology and Metabolism, Kobe Kawasaki Hospital
4. Department of Medicine, Division of Endocrinology and Metabolism, Ikeda Municipal Hospital
5. Department of Pediatrics, Osaka University Medical School