Vohra, Shivangani, Mamta Tyagi, Smriti Gupta, and Esha Khanuja. “Comparative Study of Hysteroscopy, Hysterosalpingography and Transvaginal Sonography in Evaluation of the Female Infertility”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 9, no. 2 (January 28, 2020): 524–527. Accessed December 29, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/7801.