title: Observation of xanthinuria and xanthine calculosis in beef calves.
mesh_terms: D000818:Animals; D002137:Calculi / Q000201:enzymology / Q000652:urine / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000201:enzymology / Q000652:urine*; D013055:Spectrophotometry, Infrared; D014969:Xanthine Oxidase / Q000032:analysis; D014970:Xanthines / Q000652:urine*
chemical_list: D014970:Xanthines; D014969:Xanthine Oxidase