1. Cardiac Electrophysiology Research Training Center; Faculty of Medicine; Chiang Mai University; Chiang Mai Thailand
2. Department of Physiology; Faculty of Medicine; Cardiac Electrophysiology Unit; Chiang Mai University; Chiang Mai Thailand
3. Center of Excellence in Cardiac Electrophysiology; Chiang Mai University; Chiang Mai Thailand
4. Department of Oral Biology and Diagnostic Science; Faculty of Dentistry; Chiang Mai University; Chiang Mai Thailand