Metabolic interrelations between intrinsic factor and vit. B12. III. B12 absorption at varied intrinsic factor doses.
D005750:Gastric Juice; D007421:Intestine, Small / Q000502:physiology*; D007422:Intestines; D007437:Intrinsic Factor; D014805:Vitamin B 12 / Q000378:metabolism*
D007437:Intrinsic Factor; D014805:Vitamin B 12
GASTRIC JUICE; INTESTINE, SMALL/physiology; VITAMIN B12/metabolism