RT Article T1 Parents, peers, perceived risk of harm, and the neighborhood: Contextualizing key influences on adolescent substance use JF Journal of youth and adolescence VO 46 IS 1 SP 228 OP 247 A1 Zimmerman, Gregory M. A2 Farrell, Chelsea LA English YR 2017 UL https://krimdok.uni-tuebingen.de/Record/191264486X DO 10.1007/s10964-016-0475-5