Effects of contingent events on stuttering and fluency.
D000293:Adolescent; D000328:Adult; D000368:Aged; D003216:Conditioning, Operant; D005260:Female; D006801:Humans; D008297:Male; D011678:Punishment; D012201:Reward; D013342:Stuttering / Q000628:therapy*; D014705:Verbal Behavior