Hasan S. A prospective randomized trial comparing clomiphene citrate with metformin or a combination of both for ovulation induction in poly cystic ovarian Syndrome. Tuj-hlth [Internet]. 2018Sep.25 [cited 2024Nov.24];39(4). Available from: https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/3961