The furtherance of highly, multiply retarded children in schools for the physically handicapped.
D000293:Adolescent; D002648:Child; D006233:Persons with Disabilities; D004495:Education of Persons with Intellectual Disabilities; D005860:Germany, West; D006801:Humans; D008607:Intellectual Disability / Q000534:rehabilitation*; D008722:Methods; D012574:Schools