LE, Nguyen Bao Khanh, et al. “PREVALENCE OF ANEMIA AMONG 6 MONTHS TO 11 YEARS OLD CHILDREN IN 2012”. Vietnam Journal of Nutrition &Amp; Food, vol. 12, no. 1, Jan. 2016, pp. 26-32, https://tapchidinhduongthucpham.org.vn/index.php/jfns/article/view/565.