1. Stinton LM, Shaffer EA (2012) Epidemiology of gallbladder disease: cholelithiasis and cancer. Gut Liver 6(2):172–187
2. Strasberg SM (2018) Tokyo guidelines for the diagnosis of acute cholecystitis. J Am Coll Surg 227(6):624
3. Dempsey DT, Agrawal S (2018) Open cholecystectomy. In: Ashley SW (ed) UpToDate. https://www.uptodate.com/contents/open-cholecystectomy. Accessed 21 Apr 2020
4. Reynolds Jr W (2001) The first laparoscopic cholecystectomy. JSLS 5(1):89–94
5. Soper NJ, Stockmann PT, Dunnegan DL, Ashley SW (1992) Laparoscopic cholecystectomy. The new ‘gold standard’? Arch Surg 127(8):917–921