Thi Hong Hanh N, My Duyen N. DISTRIBUTION OF BMI-FOR-AGE Z-SCORES BY SEX AND GRADE AMONG STUDENTS AT DAI DONG PRIMARY SCHOOL, NGHE AN PROVINCE IN 2025. HNUE JoNS [Internet]. 2026 Jun. 30 [cited 2026 Jul. 11];71(2):99-109. Available from: https://hnuejs.edu.vn/ns/article/view/1396