title: The problem of stone formation in the upper urinary tract. A retrospective correlational study.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001317:Austria; D002648:Child; D002675:Child, Preschool; D002769:Cholelithiasis / Q000150:complications; D048909:Diabetes Complications; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007669:Kidney Calculi / Q000150:complications / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000150:complications; D012189:Retrospective Studies; D012737:Sex Factors; D014545:Urinary Calculi / Q000453:epidemiology / Q000209:etiology*