Practical principle in action.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003120:Colorado; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000534:rehabilitation; D008297:Male; D012050:Rehabilitation, Vocational; D012112:Residential Facilities