“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”. 2026. Vietnam Journal of Community Medicine 67 (CD9). https://tapchiyhcd.vn/index.php/yhcd/article/view/6009.