Radioactive vitamin B12 absorption studies: comparison of the whole-body retention, urinary excretion, and eight-hour plasma levels of radioactive vitamin B12.
D000752:Anemia, Pernicious / Q000175:diagnosis; D003036:Cobalt Isotopes; D004912:Erythrocytes / Q000032:analysis; D005492:Folic Acid / Q000097:blood; D005494:Folic Acid Deficiency / Q000175:diagnosis; D006801:Humans; D007273:Injections, Intramuscular; D007408:Intestinal Absorption; D008286:Malabsorption Syndromes / Q000175:diagnosis; D012546:Schilling Test; D014805:Vitamin B 12 / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism* / Q000652:urine
D003036:Cobalt Isotopes; D005492:Folic Acid; D014805:Vitamin B 12