Urinary excretion of beta-amino-isobutyric acid in mongolism.
D000596:Amino Acids / Q000652:urine*; D000621:Aminoisobutyric Acids; D001826:Body Fluids; D004314:Down Syndrome / Q000652:urine*; D006801:Humans; D058610:Isobutyrates
D000596:Amino Acids; D000621:Aminoisobutyric Acids; D058610:Isobutyrates; C033435:3-aminoisobutyric acid
AMINO ACIDS/urine; MONGOLISM/urine