RT Article T1 Protection from risk: An exploration of when and how neighborhood-level factors can reduce violent youth outcomes JF Youth violence and juvenile justice VO 10 IS 1 SP 83 OP 106 A1 Kurlychek, Megan C. A2 Lizotte, Alan J. A2 Penly Hall, Gina A2 Dong, Beidi A2 Krohn, Marvin D. 1947- LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/1912668602 DO 10.1177/1541204011422088