title: Chemical composition of some bovine nephroliths with special reference to silica nephroliths.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases; D007668:Kidney / Q000032:analysis*; D012822:Silicon Dioxide / Q000032:analysis*; D014545:Urinary Calculi / Q000662:veterinary*
chemical_list: D012822:Silicon Dioxide