Comparison of three isotopic methods for the study of calcium absorption.
D002118:Calcium / Q000032:analysis / Q000097:blood / Q000378:metabolism* / Q000652:urine; D002127:Calcium Isotopes; D002128:Calcium Metabolism Disorders; D005243:Feces / Q000032:analysis; D006801:Humans; D007275:Injections, Intravenous; D007408:Intestinal Absorption; D008722:Methods; D011868:Radioisotopes; D014807:Vitamin D / Q000494:pharmacology
D002127:Calcium Isotopes; D011868:Radioisotopes; D014807:Vitamin D; D002118:Calcium