Journal of Adolescent Health
Journal of Adolescent Health > 2001 > 29 > 5 > 314-319
Journal of Adolescent Health > 2002 > 30 > 3 > 175-183
Journal of Adolescent Health > 2001 > 29 > 5 > 314-319
Journal of Adolescent Health > 2002 > 30 > 3 > 175-183