Affiliation: | 1. Cardiac Electrophysiology Research and Training Center, Faculty of Medicine, Chiang Mai University, , Chiang Mai, Thailand;2. Cardiac Electrophysiology Unit, Department of Physiology, Faculty of Medicine, Chiang Mai University, , Chiang Mai, Thailand;3. Faculty of Dentistry, Chiang Mai University, , Chiang Mai, Thailand;4. Biomedical Engineering Center, Chiang Mai University, , Chiang Mai, Thailand |