共 41 条
[1]
[Anonymous], 1994, PREV TOB US YOUNG PE
[2]
[Anonymous], FACES
[4]
*CDC, 1996, MMWR-MORBID MORTAL W, V45, P413
[5]
*CDCP, 2000, MMWR-MORBID MORTAL W, V49, P755
[6]
Centers for Disease Control and Prevention (CDC), 1996, MMWR Morb Mortal Wkly Rep, V45, P971
[7]
Centers for Disease Control and Prevention (CDC), 1998, MMWR Morb Mortal Wkly Rep, V47, P837
[10]
CONRAD KM, 1992, BRIT J ADDICT, V87, P1711