title: Urine citrate and calcium in calcium nephrolithiasis.
mesh_terms: D002118:Calcium / Q000652:urine*; D002129:Calcium Oxalate / Q000032:analysis; D002951:Citrates / Q000652:urine*; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000032:analysis / Q000652:urine*; D008297:Male; D010070:Oxalates / Q000652:urine; D012737:Sex Factors; D012984:Software; D014527:Uric Acid / Q000652:urine
chemical_list: D002951:Citrates; D010070:Oxalates; D002129:Calcium Oxalate; D014527:Uric Acid; D002118:Calcium