1. Department of Medical Technology Nadun Hospital Mahasarakham Thailand
2. ASEAN Cancer Epidemiology and Prevention Research Group (ACEP) Faculty of Public Health Khon Kaen University Khon Kaen Thailand
3. Department of Epidemiology and Biostatistics Faculty of Public Health Khon Kaen University Khon Kaen Thailand
4. Department of Public Health Administration Health Promotion Nutrition Faculty of Public Health Khon Kaen University Khon Kaen Thailand