Measuring calcium absorption.
Heaney
Robert P
RP
D002118:Calcium / Q000097:blood / Q000172:deficiency*; D002136:Calcium, Dietary / Q000493:pharmacokinetics* / Q000627:therapeutic use; D002648:Child; D006801:Humans; D007408:Intestinal Absorption; D007553:Isotope Labeling / Q000379:methods* / Q000592:standards; D010833:Phytic Acid / Q000008:administration & dosage / Q000378:metabolism; D012279:Rickets / Q000188:drug therapy / Q000378:metabolism*; D014807:Vitamin D / Q000031:analogs & derivatives* / Q000097:blood
D002136:Calcium, Dietary; D014807:Vitamin D; D010833:Phytic Acid; C104450:25-hydroxyvitamin D; D002118:Calcium