Calcium in the kidneys.
D001344:Autopsy; D002118:Calcium / Q000097:blood / Q000378:metabolism* / Q000652:urine; D003460:Crystallization; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007668:Kidney / Q000378:metabolism* / Q000473:pathology / Q000502:physiology; D007669:Kidney Calculi / Q000209:etiology* / Q000378:metabolism / Q000473:pathology; D009994:Osmolar Concentration; D012964:Sodium / Q000378:metabolism / Q000652:urine
D012964:Sodium; D002118:Calcium