MEDICAL COST AND OUT-OF-POCKET EXPENDITURE FOR PRETERM INFANTS: EVIDENCE FROM VIETNAM: Nguyen Thi Binh An1,2, Phuong Minh Hoang3, Phuc Huu Phan3, Peter van Eeuwijk1,2,4 and Günther Fink1,2. SEATROPH [Internet]. 2020 Sep. 2 [cited 2026 Apr. 27];50(6):1155. Available from: https://journal.seameotropmednetwork.org/index.php/jtropmed/article/view/49