2011j-827 adolescent adolescentpsychopathology adolescentpsychotherapy adolescents affectivesymptoms anxietydisorders child childdevelopment childhood childmentalhealthservices childpsychology childpsychopathology childpsychotherapy clinical clinicalpsychology cognitivebehavioraltherapy cognitivetherapy cognitivetherapyforchildren cognitivetherapyforteenagers congresses developmentalpsychology education enfants gedragsstoornissen graduate infant ininfancy kinderen kinderpsychologie klinischepsychologie mentaldisorders mentalhealthservices methods mooddisorders parentandchild psychologieclinique psychology psychopathologie psychothérapie studyandteaching therapy thérapiecognitivepouradolescents thérapiecognitivepourenfants ws105h23551983