RETRACTED: Letrozole versus combined metformin and clomiphene citrate for ovulation induction in clomiphene-resistant women with polycystic ovary syndrome: a randomized controlled trial

Author:

Abu Hashim Hatem,Shokeir Tarek,Badawy Ahmed

Publisher

Elsevier BV

Subject

Obstetrics and Gynaecology,Reproductive Medicine

Reference24 articles.

1. Pregnancies following use of metformin for ovulation induction in patients with polycystic ovary syndrome;Heard;Fertil Steril,2002

2. Fertility: assessment and treatment for people with fertility problems;National Collaborating Centre for Women's and Children's Health/National Institute for Clinical Excellence,2004

3. Oral anti-oestrogens and medical adjuncts for subfertility associated with anovulation;Beck;Cochrane Database Syst Rev,2005

4. Cervical mucus score and in vitro sperm mucus interaction in spontaneous and CC citrate cycles;Randall;Fertil Steril,1991

5. Effects of CC on the endometrial thickness and echogenic pattern of the endometrium;Nakamura;Fertil Steril,1997

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