Nguyen Thị Thang, Tran Ngoc Than, Le Thuy Phuong, Nguyen Thi Thanh Van, Luong Thi Khuyen. THE SITUATION OF IMPLEMENTATION OF THE NATIONAL IMMUNIZATION INFORMATION MANAGEMENT SYSTEM IN PHU YEN PROVINCE IN 2021. JCVB [Internet]. 21 Tháng Chín 2023 [cited 21 Tháng Hai 2025];3(3):42-9. Available at: https://jcvb.vn/index.php/jcvb/article/view/104