Oral contraceptive pill pretreatment in ovarian stimulation with GnRH antagonists for IVF: a systematic review and meta-analysis
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Financial support: none.
E.M. Kolibianakis and B.C. Tarlatzis are author and coauthor of one of the randomized controlled trials included in this review.
PII: S0015-0282(07)03007-5
doi:10.1016/j.fertnstert.2007.07.1354
© 2008 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.

