Reef, J.

problem behavior externalizing externalizing behavior study disorder childhood adulthood adult children trajectorie psychopathology continuity scale conduct problems violation child association conduct outcome follow-up chapter sample oppositional status violations score adolescent finding trajectory development anxiety status property violations externalizing behavior types middle adulthood participant adult psychopathology aggression delinquency result bonger moffitt adolescence psychiatry fergusson internalizing individual female journal attention property regression analyses verhulst range dsm-iv baseline achenbach 24 years problems score analyses level gender difference childhood problems van der ende predictor child behavior checklist childhood psychopathology decreaser regression frick middle group anxiety disorders odger population substance use assessment table adult outcomes