title: A comparison of systematic desensitization and reinforced practice procedures in fear reduction.
mesh_terms: D000818:Animals; D001007:Anxiety; D001521:Behavior Therapy; D003216:Conditioning, Operant; D005239:Fear; D005260:Female; D006801:Humans; D010698:Phobic Disorders / Q000628:therapy*; D011214:Practice, Psychological; D012054:Reinforcement, Psychology; D012063:Relaxation; D012911:Snakes