title: Introduction to the special series on booster sessions and long-term maintenance of treatment gains.
authors.affiliation: Department of Psychiatry, University of Pittsburgh School of Medicine, 3811 O'Hara Street, Pittsburgh, PA, 15213, USA, kolkodj@upmc.edu.
authors.forename: David J
authors.initials: DJ
authors.lastname: Kolko
authors.forename: Oliver
authors.initials: O
authors.lastname: Lindhiem
mesh_terms: D000293:Adolescent; D001521:Behavior Therapy / Q000379:methods* / Q000458:organization & administration; D002648:Child; D002653:Child Behavior Disorders / Q000628:therapy*; D006801:Humans; D008605:Mental Health Services / Q000458:organization & administration; D010290:Parents / Q000193:education