RT Article T1 Age at onset of problem behaviour in boys, and later disruptive and delinquent behaviours JF Criminal behaviour and mental health VO 1 IS 3 SP 229 OP 246 A1 Loeber, Rolf 1942-2017 A1 Green, Stephanie M. A1 Stouthamer-Loeber, Magda A2 Green, Stephanie M. A2 Stouthamer-Loeber, Magda LA English YR 1991 UL https://krimdok.uni-tuebingen.de/Record/191245257X DO 10.1002/cbm.1991.1.3.229