Assertion: contraceptive | /r/MadeOf | 30 mcg of ethinyl estradiol
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Source sentences:
text: In a multicenter, double-blind study, well-nourished women wishing hormonal contraception were randomized to contraceptive containing 30 mcg of ethinyl estradiol and 150 mcg of levonorgestrel (n = 86) or 75 mcg of racemic norgestrel (n = 85) beginning at 6 weeks postpartum.