Measurement of calcium absorption by a double isotope method in patients with disorders of calcium metabolism.
D002118:Calcium / Q000378:metabolism*; D002127:Calcium Isotopes / Q000378:metabolism; D002128:Calcium Metabolism Disorders; D002136:Calcium, Dietary / Q000378:metabolism; D005243:Feces / Q000032:analysis; D006801:Humans; D008722:Methods
D002127:Calcium Isotopes; D002136:Calcium, Dietary; D002118:Calcium