Affiliations
Faculty of Medicine, Prince of Songkhla University, Songkhla, Hat Yai, Thailand; Assistive Technology and Medical Devices Research Center, National Science and Technology Development Agency, Bangkok, Thailand; Department of Epidemiology, Faculty of Medicine, Prince of Songkla University, Songkhla, Hat Yai, Thailand; Division of Developmental and Behavioral Pediatrics, Department of Pediatrics, Faculty of Medicine, Prince of Songkla University, Hat Yai, Songkhla, Thailand; Department of Family and Preventive Medicine, Faculty of Medicine, Prince of Songkla University, Songkhla, Hat Yai, Thailand