“CHARACTERISTICS OF OVARIAN MASSES AND DIAGNOSTIC PERFORMANCE ON ULTRASOUND USING O-RADS SYSTEM AT HANOI OBSTETRICS AND GYNECOLOGY HOSPITAL IN 2023-2024”. Vietnam Journal of Community Medicine 67, no. CD1 (January 27, 2026). Accessed November 9, 2026. https://tapchiyhcd.vn/index.php/yhcd/article/view/4252.