title: Time sampling of work behavior to mentally retarded trainees.
mesh_terms: D000293:Adolescent; D000328:Adult; D001521:Behavior Therapy; D004495:Education of Persons with Intellectual Disabilities; D004526:Efficiency; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000145:classification* / Q000534:rehabilitation / Q000628:therapy; D008297:Male; D008875:Middle Aged; D010551:Personality; D012050:Rehabilitation, Vocational; D013647:Task Performance and Analysis; D014937:Work