TY - JOUR A1 - Hautmann, Christopher A1 - Stein, Petra A1 - Eichelberger, Ilka A1 - Hanisch, Charlotte A1 - Plück, Julia A1 - Walter, Daniel A1 - Döpfner, Manfred T1 - The Severely Impaired Do Profit Most: Differential Effectiveness of a Parent Management Training for Children with Externalizing Behavior Problems in a Natural Setting JF - Journal of Child and Family Studies Y1 - 2011 U6 - https://doi.org/10.1007/s10826-010-9409-0 VL - 20 IS - 4 SP - 424 EP - 435 PB - Springer ER -