NGUYEN, T. D. A. et al. (2017) “STATUS OF ANEMIA, DEFICIENCIES OF IRON AND VITAMIN A IN WOMEN PRIOR TO THE FIRST PREGNANCY IN CAM KHE DISTRICT, PHU THO PROVICE”, Vietnam Journal of Nutrition & Food, 13(3), pp. 71–78. Available at: https://tapchidinhduongthucpham.org.vn/index.php/jfns/article/view/477 (Accessed: 15 October 2026).