1. Department of Psychiatry, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
2. Division of Neurology,
Department of Medicine, Rajavithi Hospital, Department of Medical Services, Ministry of Public Health, Bangkok,
Thailand
3. Department of Medicine, College of Medicine, Rangsit University, Bangkok, Thailand
4. Psychiatric Nursing
Division, Faculty of Nursing, Chiang Mai University, Chiang Mai, Thailand