Vitamin B12 absorption studies: comparison of 57Co vitamin B12 plasma levels, urinary excretion and faecal excretion.
D000042:Absorption; D000748:Anemia, Macrocytic / Q000175:diagnosis*; D001769:Blood; D003036:Cobalt Isotopes / Q000008:administration & dosage*; D005243:Feces; D006801:Humans; D066298:In Vitro Techniques; D012996:Solutions; D014556:Urine; D014805:Vitamin B 12 / Q000378:metabolism*
D003036:Cobalt Isotopes; D012996:Solutions; D014805:Vitamin B 12