title: Dual protection use to prevent STIs and unintended pregnancy.
authors.forename: Jessica M
authors.initials: JM
authors.lastname: Sales
authors.forename: Maura K
authors.initials: MK
authors.lastname: Whiteman
authors.forename: Melissa J
authors.initials: MJ
authors.lastname: Kottke
authors.forename: Tessa
authors.initials: T
authors.lastname: Madden
authors.forename: Ralph J
authors.initials: RJ
authors.lastname: DiClemente
mesh_terms: D003267:Contraception / Q000379:methods*; D003268:Contraception Behavior; D005260:Female; D006801:Humans; D011247:Pregnancy; D049168:Pregnancy, Unplanned; D012749:Sexually Transmitted Diseases / Q000517:prevention & control*