Gupta, Abhilasha, Aruna Verma, and Jyoti Chauhan. “ P”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 2, no. 2 (December 9, 2016): 204–208. Accessed October 28, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/211.