Mahmood, D.J. et al. 2020. Comparison Between Preovulatory Follicular Pulsed Doppler Indices Under the Effect of Mild Ovarian Stimulation by Clomiphene Citrate vs Letrozole. Iraqi Journal of Embryos and Infertility Researches. 10, 1 (Dec. 2020), 67–82. DOI:https://doi.org/10.28969/IJEIR.v10.i1.r5.