Mạnh Toàn N, Thị Hà N, Minh Dịu H. Proposed criteria for classifying physical fitness levels of high school students according to the General Education Program of Vietnam. sportk [Internet]. 2025 Dec. 31 [cited 2026 Apr. 14];14:169. Available from: https://revistas.um.es/sportk/article/view/703051