title: Basal urinary pyrophosphate excretion in pseudogout.
mesh_terms: D002118:Calcium / Q000652:urine; D004035:Diet Therapy; D011756:Diphosphates / Q000652:urine*; D006801:Humans; D007592:Joint Diseases / Q000517:prevention & control / Q000652:urine*; D008722:Methods; D010758:Phosphorus / Q000032:analysis
chemical_list: D011756:Diphosphates; D010758:Phosphorus; D002118:Calcium