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. 2026;67(CD9). Accessed September 8, 2026. https://tapchiyhcd.vn/index.php/yhcd/article/view/6009