The measurement of intestinal calcium absorption by external radioisotope counting in patients with recurrent nephrolithiasis.
D002118:Calcium / Q000378:metabolism* / Q000652:urine; D002127:Calcium Isotopes; D005542:Forearm; D006801:Humans; D007408:Intestinal Absorption; D007669:Kidney Calculi / Q000378:metabolism*
D002127:Calcium Isotopes; D002118:Calcium