title: A quantitative approach to the analysis of renal calculi.
mesh_terms: D001322:Autoanalysis; D002118:Calcium / Q000032:analysis; D006801:Humans; D007669:Kidney Calculi / Q000378:metabolism*; D008274:Magnesium / Q000032:analysis; D010710:Phosphates / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000032:analysis; D014527:Uric Acid / Q000032:analysis
chemical_list: D010710:Phosphates; D000644:Quaternary Ammonium Compounds; D014527:Uric Acid; D008274:Magnesium; D002118:Calcium