Pham , Hong Loan, et al. “EVALUATE THE RESULTS AND FINDING A NUMBER OF FACTORS RELATED TO CHILD CARE IN MONTHS BY THE KANGAROO METHOD AT CHAU DOC REGION GENERAL HOSPITAL”. Cantho Journal of Medicine and Pharmacy, no. 30, June 2023, pp. 207-15, https://tapchi.ctump.edu.vn/index.php/ctump/article/view/1569.