Personality, stuttering severity, and age.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D006801:Humans; D008297:Male; D010551:Personality; D010554:Personality Disorders / Q000150:complications; D011581:Psychological Tests; D011932:Reading; D012649:Self Concept; D012917:Social Adjustment; D012919:Social Behavior; D013060:Speech; D013064:Speech Disorders; D013342:Stuttering / Q000209:etiology; D013637:Tape Recording