Xu, Jie, Common Oral Diseases and Epidemiology Research Center, Faculty of Dentistry, Prince of Songkla University, Hat Yai, Songkhla 90112, Thailand. Department of Oral Diagnostic Sciences, Faculty of Dentistry, Prince of Songkla University, Hat Yai, Songkhla 901 (China)
Xu, Jie, Research Center of Excellence for Oral Health, Faculty of Dentistry, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand, Department of Oral Diagnostic Sciences, Faculty of Dentistry, Prince of Songkla University, Hat Yai, Songkhla 90110, Thai (China)
Xuyen, Dao Thanh, Outpatient Department, Thai Nguyen National Hospital, Thai Nguyen 250000, (Viet Nam)