1. Clinical practice. Acute calculous cholecystitis.;Strasberg;N Engl J Med.,2008
2. Operative therapy for cholecystitis and cholelithiasis: Trends over three decades.;Carter;Am Surg,1987
3. Microflora of the biliary tree and liver–clinical correlates.;Claesson;Dig Dis.,1986
4. Microflora of the gallbladder related to duration of acute cholecystitis.;Claesson;Surg Gynecol Obstet,1986
5. Septic acute cholecystitis.;Kuo;Scand J Gastroenterol.,1995