1. Environmental—Occupational Health Sciences and Non-Communicable Diseases Center Research Group, Research Institute for Health Sciences, Chiang Mai University, Chiang Mai, Thailand
2. Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
3. Department of Surgery, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand
4. Department of Internal Medicine, Faculty of Medicine, Chiang Mai University, Chiang Mai, Thailand