title: The effects of response contingent reinforcement and response contingent punishment upon the frequency of stuttered verbal behavior.
mesh_terms: D000293:Adolescent; D000328:Adult; D001521:Behavior Therapy; D003216:Conditioning, Operant; D006801:Humans; D008297:Male; D011678:Punishment; D012054:Reinforcement, Psychology; D013342:Stuttering / Q000628:therapy*; D014705:Verbal Behavior