1. The Study Committee on Disorders of Pituitary Function
2. Department of Internal Medicine, Tokyo Women's Medical College
3. Third Department of Medicine, Tottori University School of Medicine
4. Third Department of Medicine, Kyushu University Faculty of Medicine
5. Department of Medicine and Geriatrics, Osaka University Medical School
6. First Department of Medicine, Teikyo University School of Medicine
7. Department of Endocrinology and Metabolism, National Children's Hospital
8. Third Division, Department of Medicine, Kobe University School of Medicine
9. Third Department of Internal Medicine, Gifu University School of Medicine
10. Department of Laboratory Medicine, Tokushima University School of Medicine
11. Department of Medicine, Jichi Medical School
12. First Department of Internal Medicine, Nagoya University School of Medicine
13. Second Department of Medicine, Hokkaido University School of Medicine