title: Morphological and chemical study of urinary calculi.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002118:Calcium / Q000032:analysis; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008274:Magnesium / Q000032:analysis; D008297:Male; D008875:Middle Aged; D010070:Oxalates / Q000032:analysis; D010710:Phosphates / Q000032:analysis; D000644:Quaternary Ammonium Compounds / Q000032:analysis; D014527:Uric Acid / Q000032:analysis; D014545:Urinary Calculi / Q000378:metabolism
chemical_list: D010070:Oxalates; D010710:Phosphates; D000644:Quaternary Ammonium Compounds; D014527:Uric Acid; D008274:Magnesium; D002118:Calcium