1. Ambivalence and Pregnancy: The Effect of Adolescents' Attitudes on Contraception and Pregnancy Martin, Anne R.; Brückner, Hannah; Bearman, Peter Shawn 2001 Reports Public healthTeenagers--Sexual behaviorTeenage girls--AttitudesContraceptionTeenage pregnancy--Prevention
2. Promising the Future: Virginity Pledges as They Affect Transition to First Intercourse Bearman, Peter Shawn; Brückner, Hannah 2000 Reports Virginity--Religious aspects--ChristianityGroup identityTeenagers--Sexual behaviorSociology