title: The efficacy of vocational rehabilitation of oligophrenics carried out in a sheltered workshop.
mesh_terms: D000328:Adult; D002031:Bulgaria; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000534:rehabilitation*; D008297:Male; D008875:Middle Aged; D012050:Rehabilitation, Vocational; D012759:Sheltered Workshops