title: Uric acid lithiasis: a report on 3 patients along with a study on the response to 'allopurinol' in one.
mesh_terms: D000328:Adult; D000493:Allopurinol / Q000627:therapeutic use; D006801:Humans; D008297:Male; D008875:Middle Aged; D014527:Uric Acid; D014545:Urinary Calculi / Q000188:drug therapy; D014567:Urography
chemical_list: D014527:Uric Acid; D000493:Allopurinol