共 14 条
[5]
Center for Disease Control and Prevention, 2005, HLTH YOUTH
[6]
Centers for Disease Control and Prevention, 2004, HIV AIDS SURV REP 20, V15, P13
[7]
Centers for Disease Control and Prevention (CDC), 2003, MMWR Morb Mortal Wkly Rep, V52, P149
[10]
GRUBMAN S, 1995, PEDIATRICS, V95, P657