First Affiliated Hospital, AnHui Medical Univ., Hefei, China. Supported by: The Assistted Reproduction Center, Department of Obstetrics and Gynecology, the First Affiliated Hospital, AnHui Medical University, Hefei, 230022, China PII: S0015-0282(06)02655-0 doi:10.1016/j.fertnstert.2006.07.1076 ? 2006 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved. |
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