共 67 条
[32]
JOHNSTON LD, 2001, NIH PUBLICATION
[34]
Lewis PC, 2001, RES NURS HEALTH, V24, P27, DOI 10.1002/1098-240X(200102)24:1<27::AID-NUR1004>3.0.CO
[35]
2-0
[36]
Long J., 1997, SCOTT REGRESSION MOD
[39]
*MASS DEP ED, 2002, TOB US HIGH SCH STUD
[40]
*MASS DEP ED, 2000, MASS YOUTH RISK BEH