Vitamin B12 absorption test.
D000328:Adult; D000368:Aged; D000748:Anemia, Macrocytic / Q000378:metabolism; D000752:Anemia, Pernicious / Q000097:blood / Q000175:diagnosis*; D003036:Cobalt Isotopes; D005260:Female; D006801:Humans; D007408:Intestinal Absorption; D007437:Intrinsic Factor / Q000032:analysis; D008286:Malabsorption Syndromes / Q000378:metabolism; D008297:Male; D008875:Middle Aged; D014805:Vitamin B 12 / Q000097:blood*
D003036:Cobalt Isotopes; D007437:Intrinsic Factor; D014805:Vitamin B 12