julio 1, 2009 Research Article Changing Behavioral Risk for Pregnancy among High School Students in the United States, 1991-2007 John S. Santelli, Mark Orr and Laura D. Lindberg Journal of Adolescent Health
junio 26, 2009 Research Article Adolescent Sexual and Reproductive Health in Developing Countries: An Overview of Trends and Interventions Michelle J. Hindin and Adesegun O. Fatusi International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Patterns and Trends in Adolescents' Contraceptive Use and Discontinuation in Developing Countries and Comparisons With Adult Women Ann K. Blanc, Amy O. Tsui, Trevor N. Croft and Jamie L. Trevitt International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Patrones y tendencias en el uso y discontinuación de anticonceptivos por adolescentes en países en desarrollo y comparaciones conmujeres adultas International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Caractéristiques et tendances de la pratique contraceptive des adolescentes et de son abandon, et comparaisons par rapport aux femmes adultes International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Role of Parents in Adolescent Sexual Activity And Contraceptive Use in Four African Countries Ann Biddlecom, Kofi Awusabo-Asare and Akinrinola Bankole International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Role of Parents in Adolescent Sexual Activity And Contraceptive Use in Four African Countries International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Rôle des parents dans l’activité sexuelle et la pratique contraceptive des adolescents, dans quatre pays d’Afrique International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Early Coital Debut and Associated HIV Risk Factors Among Young Women and Men in South Africa Audrey Pettifor, Katie O'Brien, Catherine MacPhail, William C. Miller and Helen Rees International Perspectives on Sexual and Reproductive Health
junio 26, 2009 Research Article Early Coital Debut and Associated HIV Risk Factors Among Young Women and Men in South Africa International Perspectives on Sexual and Reproductive Health
