An empirical perspective.
D000293:Adolescent; D000328:Adult; D004185:Disability Evaluation; D006233:Persons with Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D008297:Male; D008875:Middle Aged; D009934:Organization and Administration; D012050:Rehabilitation, Vocational; D012106:Research; D012759:Sheltered Workshops; D012917:Social Adjustment