title: Severe hypouricemia: biochemical expression of asymptomatic xanthinuria.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D014527:Uric Acid / Q000097:blood*; D014970:Xanthines / Q000652:urine*
chemical_list: D014970:Xanthines; D014527:Uric Acid