The effects of contraceptive use on the initiation and duration of lactation.
D003267:Contraception / Q000009:adverse effects*; D003273:Contraceptive Devices / Q000009:adverse effects; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects; D005260:Female; D006801:Humans; D007774:Lactation / Q000378:metabolism*; D011247:Pregnancy; D013997:Time Factors
D003277:Contraceptives, Oral, Combined