Endometriosis fertility index: the new, validated endometriosis staging system
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G.D.A. has commercial interests as CEO and Shareholder of Advanced Reproductive Care, Inc., and has received research funding from EMD Serono and IBSA. D.J.P. has nothing to disclose.
PII: S0015-0282(09)03714-5
doi:10.1016/j.fertnstert.2009.09.035
© 2010 American Society for Reproductive Medicine. Published by Elsevier Inc. All rights reserved.

