Job enrichment and the mentally retarded worker.
D000293:Adolescent; D000328:Adult; D004495:Education of Persons with Intellectual Disabilities; D004650:Employee Performance Appraisal; D005260:Female; D006801:Humans; D007588:Job Satisfaction; D008297:Male; D008875:Middle Aged; D009042:Motivation; D012050:Rehabilitation, Vocational / Q000379:methods*