Nguyen , Van Kha, et al. “ORAL HEALTH STATUS AND DENTAL TREATMENT NEEDS OF GRADE 3 STUDENTS, MY KHANH ELEMENTARY SCHOOL, PHONG DIEN DISTRICT, CAN THO CITY IN 2021”. Cantho Journal of Medicine and Pharmacy, no. 61, July 2023, pp. 293-00, doi:10.58490/ctump.2023i61.380.