Kha TMA, Hoang QC, Le PH, Ha MH, Duong NT. RESEARCH ON VACCINATION STATUS IN CHILDREN UNDER 1 YEAR OLD AND MOTHERS’ KNOWLEDGE ABOUT VACCINATION IN NINH KIEU DISTRICT, CAN THO CITY IN 2023. CTJUMP. 2024;(77):113-119. doi:10.58490/ctump.2024i77.2829