Vitamin B12 excretion as index of hepatic disorder.
D001692:Biological Transport; D001826:Body Fluids; D006397:Hematinics; D006801:Humans; D008107:Liver Diseases / Q000652:urine*; D014805:Vitamin B 12 / Q000652:urine*
D006397:Hematinics; D014805:Vitamin B 12
LIVER DISEASES/urine in; VITAMIN B12/in urine