[Chemical examinations of the blood in mentally retarded children].
D001769:Blood; D002338:Carotenoids / Q000097:blood*; D002648:Child; D006801:Humans; D008607:Intellectual Disability; D019989:Persons with Intellectual Disabilities; D010808:Physical Examination; D014801:Vitamin A / Q000097:blood*
D014801:Vitamin A; D002338:Carotenoids
BLOOD; CAROTENE/in blood; MENTAL DEFICIENCY; VITAMIN A/in blood