The role of attention-placebo influences in the efficacy of systematic desensitization.
D000818:Animals; D001288:Attention; D001521:Behavior Therapy; D003073:Cognitive Dissonance; D005069:Evaluation Studies as Topic; D005260:Female; D005639:Frustration; D006801:Humans; D010698:Phobic Disorders / Q000628:therapy*; D012649:Self Concept; D012911:Snakes