RT Article T1 Examining a structural model of the relationships among alcohol use, marijuana/hashish use, their effects and emotional/psychological problems over time in a cohort of high risk youths JF Deviant behavior VO 13 IS 2 SP 185 OP 215 A1 Dembo, Richard A2 Schmeidler, James A2 Wothke, Werner A2 Williams, Linda LA English YR 1992 UL https://krimdok.uni-tuebingen.de/Record/1912547902 DO 10.1080/01639625.1992.9967907