1. Tenshi Hospital, Sapporo
2. Adachi Mental Clinic, Sapporo
3. Hokkaido University Graduate School of Medicine, Sapporo
4. Osaka Medical College, Osaka
5. National Centre of Psychiatry and Neurology, Tokyo
6. Aichi Medical University, Aichi
7. Dokkyo University School of Medicine, Tochigi
8. Nihon University School of Medicine, Tokyo, Japan