Biliary and fecal vit. B12 excretion in man: an isotope study.
D001646:Bile; D001669:Biochemical Phenomena; D001826:Body Fluids; D005243:Feces; D007554:Isotopes; D014805:Vitamin B 12 / Q000378:metabolism*
D007554:Isotopes; D014805:Vitamin B 12
BILE; VITAMIN B12/metabolism