Safety and bleeding profile of continuous levonorgestrel 90 mcg/ethinyl estradiol 20 mcg based on 2 years of clinical trial data in Canada☆☆☆
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☆ clinicaltrials.gov Identifier: NCT00245921.
☆☆ This study was sponsored by Wyeth Research, which was acquired by Pfizer, Inc., in October 2009.
PII: S0010-7824(10)00355-0
doi:10.1016/j.contraception.2010.06.002
© 2010 Elsevier Inc. All rights reserved.
