title: Stable isotope ratio mass spectrometry for iron bioavailability studies.
mesh_terms: D000818:Animals; D001682:Biological Availability; D002417:Cattle; D005243:Feces / Q000032:analysis; D006801:Humans; D007501:Iron / Q000378:metabolism*; D013058:Mass Spectrometry / Q000379:methods
chemical_list: D007501:Iron