Fauzia Qureshi , Shahnila Nadir , Nida Qasim Hayat , Maryam Ashraf , Fauzia Qureshi , Shahnila Nadir , Nida Qasim Hayat , Maryam Ashraf. 2017. “Histological Effects of Letrozole and Clomiphene Citrate on Albino Rat Ovary After Consecutive 1-4 Estrous Cycles”. Journal of Rawalpindi Medical College 21 (4). http://journalrmc.com/index.php/JRMC/article/view/819.