Study on a novel copper-containing composite for contraception☆
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☆ The authors are grateful for the financial support from the National Support Project (Grant No. 2006BA103B03) and Committee of Family Planning of Hubei Province.
PII: S0010-7824(09)00003-1
doi:10.1016/j.contraception.2009.01.002
Crown Copyright © 2009. Published by Elsevier Inc. All rights reserved.
