a abbas, h akram. “Comparison of Clomiphene Citrate and Letrozole in Ovulation Induction and Pregnancy Rate in Polycystic Ovarian Disease”. Journal of Fatima Jinnah Medical University 7, no. 2 (July 15, 2018). Accessed November 26, 2025. https://jfjmu.com/index.php/ojs/article/view/397.