TY - JOUR A1 - Bleckmann, P. A1 - Rehbein, F. A1 - Seidel, M. A1 - Mößle, T. T1 - MEDIA PROTECT - a programme targeting parents to prevent children's problematic use of screen media T2 - Journal of Children's Services Y1 - 2021 UR - https://www.hb.fh-muenster.de/opus4/frontdoor/index/index/docId/14336 SP - 207 EP - 219 ER -