Pharmacokinetics and endometrial tissue levels of levonorgestrel after administration of a single 1.5-mg dose by the oral and vaginal route
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Supported by UNDP/UNFPA/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction, World Health Organization (Geneva, Switzerland) (project A25167) and the Chilean Research Council, CONYCYT-FONDAP (Santiago, Chile) project 15010006.
PII: S0015-0282(05)00581-9
doi:10.1016/j.fertnstert.2005.01.106
© 2005 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.

