Contraceptive efficacy and cycle control with the Ortho Evra/Evra transdermal system: the analysis of pooled data

Reference

Zieman M, Guillebaud J, Weisberg E, Shangold GA, Fisher AC, Creasy GW, 2002, Contraceptive efficacy and cycle control with the Ortho Evra/Evra transdermal system: the analysis of pooled data, Fertil Steril, 77(2 Suppl 2) S13-8