Yusuf L, Yaqub U, Hanif A. Efficacy of Clomiphene Citrate and Letrozole in Induction of Ovulation in Patients of PCOS: A Randomized Prospective Clinical Trial. Annals KEMU [Internet]. 2013 May 30 [cited 2026 Mar. 5];18(2):133. Available from: https://www.annalskemu.org/journal/index.php/annals/article/view/389