“43. RESULTS OF INTERVENTION MANAGEMENT ON CLASSROOM HYGIENE IN SOME PRIMARY SCHOOLS IN THE MEKONG DELTA, PERIOD 2021 - 2022”. 2024. Vietnam Journal of Community Medicine 65 (CĐ 8 - Trường ĐH Nguyễn Tất Thành). https://doi.org/10.52163/yhc.v65iCD8.1499.