1. Department of Neuropsychiatry The University of Tokyo Hospital Bunkyo‐ku Japan
2. Japanese Red Cross Medical Center Shibuya‐ku Japan
3. St. Luke’s International Hospital Chuo‐ku Japan
4. Department of Health Services Research Graduate School of Medicine The University of Tokyo Bunkyo‐ku Japan
5. Department of Mental Health Graduate School of Medicine The University of Tokyo Bunkyo‐ku Japan