Intestinal absorption of vitamin B12 in humans as studies by isotope technic.
D045728:Corrinoids; D006397:Hematinics; D007408:Intestinal Absorption; D007421:Intestine, Small / Q000502:physiology*; D007422:Intestines; D007554:Isotopes; D014805:Vitamin B 12 / Q000378:metabolism*
D045728:Corrinoids; D006397:Hematinics; D007554:Isotopes; D014805:Vitamin B 12
INTESTINE, SMALL/physiology; VITAMIN B12/metabolism