Assertion: contraceptive's estrogen | /r/CapableOf | suppress ovulation
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Source sentences:
text: Also prevents spread of sexually transmitted diseases 0 Birth control pill Prescription pill containing estrogen and progestin that suppresses ovulation Must be taken daily, regardless of the frequency of intercourse 1-2 Cervical cap with spermicide Soft rubber cup that fits around the cervix, obtained by prescription Inserted before intercourse.