RT Article T1 Editorial introduction: Three longitudinal studies of children's development in Pittsburgh: The Developmental Trends Study, the Pittsburgh Youth Study, and the Pittsburgh Girls Study JF Criminal behaviour and mental health VO 12 IS 1 SP 1 OP 23 A1 Loeber, Rolf 1942-2017 A2 White, Helene Raskin 1949- A2 Keenan, Kate A2 Lahey, Benjamin B. A2 Farrington, David 1944- A2 Stouthamer-Loeber, Magda LA English YR 2002 UL https://krimdok.uni-tuebingen.de/Record/1912527146 DO 10.1002/cbm.483