Short Letrozole Therapy Versus Extended (Long) Letrozole Therapy For Induction of Ovulation in Women With Polycystic Ovary Syndrome. Randomised study

Extended Letrozole Therapy for Ovulation Induction in clomiphene resistant Women with Polycystic Ovary Syndrome

Extended Letrozole Regimen for Treatment of Clomiphene Resistant Polycystic Ovary Syndrome Patients

Letrozole Therapy versus Extended Clomiphene Citrate Therapy for Induction of Ovulation in Resistant Patients with Polycystic Ovarian Syndrome in Low Resource Communities

LETROZOLE VERSUS CLOMIPHENE CITRATE FOR OVULATION INDUCTION IN WOMEN WITH POLYCYSTIC OVARY SYNDROME

Combined letrozole with clomiphene citrate versus letrozole only in induction of ovulation in polycystic ovary syndrome patients (A Randomized controlled trial)

Combined Letrozole and Clomiphene versus Letrozole with low dose gonadotropin protocol for ovulation induction in infertile clomiphene-resistant women with polycystic ovary syndrome: Comparative study

A Comparison of Efficacy Of Aromatase Inhibitors (Letrozole), Clomiphene Citrate And Recombinant F.S.H In Induction Of Ovulation In Polycystic Overian Syndrome

Letrozole versus tamoxifen for ovulation induction in non-polycystic ovarian syndrome anovulatory infertile females

Comparing Effectiveness of Letrozole versus Postmenopausal FSH in Patients with Clomiphene Citrate-Resistant Polycystic Ovary Syndrome