title: Return of fear: underlearning and overlearning.
authors: S
authors: S
authors: Rachman
authors: C
authors: C
authors: Lopatka
mesh_terms: D000328:Adult; D001521:Behavior Therapy; D005108:Extinction, Psychological; D005239:Fear; D006801:Humans; D010056:Overlearning; D010698:Phobic Disorders / Q000628:therapy; D012008:Recurrence