Mental retardation: a challenge to physicians.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003191:Comprehensive Health Care; D005260:Female; D006801:Humans; D007223:Infant; D008607:Intellectual Disability; D008297:Male; D010820:Physicians; D012380:Role; D012959:Socioeconomic Factors