CLINICAL CHARACTERISTICS AND TREATMENT OUTCOMES OF POSTPARTUM HEMORRHAGE DUE TO UTERINE ATONY USING FOLEY CATHETER BALLOON TAMPONADE AT HAI PHONG OBSTETRICS AND GYNECOLOGY HOSPITAL, 2020-2025. YHCĐ [Internet]. 2026 July 29 [cited 2026 Sept. 8];67(CD9). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/6009