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© 2020 MJH Life Sciences and Contemporary OB/GYN. All rights reserved.
© 2020 MJH Life Sciences™ and Contemporary OB/GYN. All rights reserved.
Oral contraceptives (OCs) are associated with a small increase in premenopausal breast cancer risk, especially in parous women who use them for 4 or more years before a first full-term pregnancy, according to a new meta-analysis.