Journal of Adolescent Health
Journal of Adolescent Health > 2001 > 28 > 4 > 278-287
Journal of Adolescent Health > 2001 > 28 > 6 > 491-496
Journal of Adolescent Health > 2001 > 28 > 4 > 278-287
Journal of Adolescent Health > 2001 > 28 > 6 > 491-496