1. Department of Orthopaedics, Faculty of Medicine, Naresuan University, Phitsanulok, Thailand
2. Center of Excellence for Environmental Health and Toxicology, Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, Thailand
3. Department of Preventive and Social Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand
4. Department of International Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland