Control of aversive stimulus termination in systematic desensitization.
D000704:Analysis of Variance; D000818:Animals; D001521:Behavior Therapy; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D010698:Phobic Disorders / Q000628:therapy*; D011581:Psychological Tests; D012911:Snakes; D013637:Tape Recording; D013997:Time Factors