Number of oral contraceptive pill packages dispensed and subsequent unintended pregnancies.

Foster DG, Hulett D, Bradsberry M, Darney P, Policar M. Number of oral contraceptive pill packages dispensed and subsequent unintended pregnancies. Obstet Gynecol. 2011 Mar; 117(3):566-572.

2011
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21343759

Foster DG, Hulett D, Bradsberry M, Darney P, Policar M