title: Further studies on bladder calculi.
mesh_terms: D000293:Adolescent; D000368:Aged; D000596:Amino Acids / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011506:Proteins / Q000032:analysis*; D001744:Urinary Bladder Calculi / Q000378:metabolism*
chemical_list: D000596:Amino Acids; D011506:Proteins