Nguyễn Thúy, Q. (2018). Relationship between exclusive breastfeeding and infant development at 9 months: Results of a cross-sectional study in Hai Duong province. Tạp Chí Khoa học Nghiên cứu Sức khỏe Và Phát triển, 2(01), 1. https://jhds.invatech.com.vn/index.php/jhds/article/view/72