Sahu, M. and Rout, N.R. 2020. Comparative study of clomiphene citrate versus letrozole as first-line ovulation induction drug in infertile polycystic ovary syndrome women. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 9, 7 (Jun. 2020), 2948–2952. DOI:https://doi.org/10.18203/2320-1770.ijrcog20202738.