“Role of Ultrasonography and Endometrial Sampling in Perimenopausal Abnormal Uterine Bleeding”. International Journal of Biomedical and Advance Research 10, no. 2 (February 28, 2019): e5070. Accessed March 15, 2026. https://www.ssjournals.co.in/index.php/ijbar/article/view/5070.