title: Studies on bladder stone disease in Egyptian children. V. Composition of bladder stones.
mesh_terms: D002118:Calcium / Q000032:analysis; D002648:Child; D002675:Child, Preschool; D003461:Crystallography; D004534:Egypt; D005260:Female; D006801:Humans; D008274:Magnesium / Q000032:analysis; D008297:Male; D010070:Oxalates / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000032:analysis; D014527:Uric Acid / Q000032:analysis; D001744:Urinary Bladder Calculi / Q000378:metabolism*; D014970:Xanthines / Q000032:analysis
chemical_list: D010070:Oxalates; D000644:Quaternary Ammonium Compounds; D014970:Xanthines; D014527:Uric Acid; D008274:Magnesium; D002118:Calcium