TY - GEN AU - Collins,R L AU - Ellickson,P L AU - Bell,R M TI - Simultaneous polydrug use among teens: prevalence and predictors SN - 0899-3289 PY - 2000///0321 KW - Adolescent KW - Alcoholism KW - epidemiology KW - California KW - Comorbidity KW - Cross-Sectional Studies KW - Female KW - Health Surveys KW - Humans KW - Illicit Drugs KW - Juvenile Delinquency KW - prevention & control KW - Male KW - Marijuana Abuse KW - Risk Factors KW - Social Environment KW - Substance-Related Disorders N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1016/s0899-3289(99)00007-3 ER -