Citation: Wiegratz I, Bassol S, Weisberg E, Mellinger U, Merz M. Effect of a low-dose contraceptive patch on efficacy, bleeding pattern, and safety: A 1-year, multicenter, open-label, uncontrolled study. Reproductive Sciences. 2014 Dec;21(12):1518-1525. doi:10.1177/1933719114532840