Amino acid abnormalities in a mentally retarded population.
D000592:Amino Acid Metabolism, Inborn Errors / Q000235:genetics*; D000596:Amino Acids / Q000097:blood*; D002854:Chromatography, Paper; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008607:Intellectual Disability; D008403:Mass Screening; D010649:Phenylalanine / Q000032:analysis; D010661:Phenylketonurias / Q000175:diagnosis* / Q000453:epidemiology
D000596:Amino Acids; D010649:Phenylalanine