Application of whole body counting to the measurement of vitamin B12 absorption with reference to achlorhydria.
D000042:Absorption; D000126:Achlorhydria / Q000175:diagnosis / Q000378:metabolism*; D000752:Anemia, Pernicious / Q000175:diagnosis / Q000378:metabolism*; D003036:Cobalt Isotopes; D003937:Diagnosis, Differential; D004032:Diet; D005215:Fasting; D005743:Gastrectomy; D006801:Humans; D007437:Intrinsic Factor / Q000378:metabolism; D008286:Malabsorption Syndromes / Q000378:metabolism*; D008722:Methods; D011877:Radionuclide Imaging / Q000295:instrumentation*; D013270:Stomach / Q000502:physiology*; D014805:Vitamin B 12 / Q000378:metabolism*
D003036:Cobalt Isotopes; D007437:Intrinsic Factor; D014805:Vitamin B 12