title: Rationale of systematic desensitization and covert positive reinforcement.
mesh_terms: D000328:Adult; D001521:Behavior Therapy / Q000379:methods; D003887:Desensitization, Psychologic / Q000379:methods; D005108:Extinction, Psychological; D005260:Female; D006801:Humans; D010698:Phobic Disorders / Q000628:therapy*; D012054:Reinforcement, Psychology