A comparison of post-thaw results between embryos arising from intracytoplasmic sperm injection using surgically retrieved or ejaculated spermatozoa
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PII: S0015-0282(07)04341-5
doi:10.1016/j.fertnstert.2007.12.063
© 2009 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.

