The Timing of Sexual Debut among Chinese Youth • Wei Guo, Peking University ; Zheng Wu, University of Victoria

Adolescents and HIV-Related Behaviour in Nigeria: Does Knowledge of HIV/AIDS Explain Protective Behaviour among Sexually Active Adolescents? • Sunday T. Omoyeni, Obafemi Awolowo University ; Akanni I. Akinyemi, Obafemi Awolowo University and University of the Witwatersrand ; Adesegun O. Fatusi, Obafemi Awolowo University

Reproductive Tract Infections and Treatment Seeking Behaviour among Married Adolescent Women in India • Ranjan Kumar Prusty, International Institute for Population Sciences (IIPS) ; Sayeed Unisa, International Institute for Population Sciences (IIPS)

Sexual Behaviors and Outcomes among Female and Male Youth from Major Urban Areas in Kenya, Nigeria, and Senegal • Ilene S. Speizer, University of North Carolina at Chapel Hill ; Jean-Christophe Fotso, African Population and Health Research Center (APHRC) ; Hawa Talla, IntraHealth International, Inc. ; Akin Akiode, African Population and Health Research Center (APHRC) ; Joshua Davis, University of North Carolina at Chapel Hill ; Saad Abdulmumin, Johns Hopkins University ; Jane Otai, Jhpiego,Tupange