1)Barkun JS, Aronson JK, Feldman LS, et al:Evaluation and stages of surgical innovations. Lancet 374:1089-1096, 2009
2)Tucker JJ, Grim R, Bell T, et al:Changing demographics in laparoscopic cholecystectomy performed in the United States:hospitalizations from 1998 to 2010. Am Surg 80:652-658, 2014
3)de Mestral C, Rotstein OD, Laupacis A, et al:Comparative operative outcomes of early and delayed cholecystectomy for acute cholecystitis:a population-based propensity score analysis. Ann Surg 259:10-15, 2014
4)Giger UF, Michel JM, Opitz I, et al;Swiss Association of Laparoscopic and Thoracoscopic Surgery(SALTS)Study Group:Risk factors for perioperative complications in patients undergoing laparoscopic cholecystectomy:analysis of 22,953 consecutive cases from the Swiss Association of Laparoscopic and Thoracoscopic Surgery database. J Am Coll Surg 203:723-728, 2006
5)Harboe KM, Bardram L:The quality of cholecystectomy in Denmark:outcome and risk factors for 20,307 patients from the national database. Surg Endosc 25:1630-1641, 2011
6)Navez B, Ungureanu F, Michiels M, et al:Surgical management of acute cholecystitis:results of a 2-year prospective multicenter survey in Belgium. Surg Endosc 26:2436-2445, 2012
7)Morgenstern L, Wong L, Berci G:Twelve hundred open cholecystectomies before the laparoscopic era. A standard for comparison. Arch Surg 127:400-403, 1992
8)Flum DR, Dellinger EP, Cheadle A, et al:Intraoperative cholangiography and risk of common bile duct injury during cholecystectomy. JAMA 289:1639-1644, 2003
9)Hibi T, Iwashita Y, Ohyama T, et al:The “right” way is not always popular:Comparison of surgeons' perceptions during laparoscopic cholecystectomy for acute cholecystitis among experts from Japan, Korea and Taiwan. J Hepatobiliary Pancreat Sci 24:24-32, 2017
10)Iwashita Y, Ohyama T, Honda G, et al:What are the appropriate indicators of surgical difficulty during laparoscopic cholecystectomy? Results from a Japan-Korea-Taiwan multinational survey. J Hepatobiliary Pancreat Surg 23:533-547, 2016
11)Iwashita Y, Hibi T, Ohyama T, et al:An opportunity in difficulty:Japan-Korea-Taiwan expert delphi consensus on surgical difficulty during laparoscopic cholecystectomy. J Hepatobiliary Pancreat Sci 24:191-198, 2017
12)Elshaer M, Gravante G, Thomas K, et al:Subtotal cholecystectomy for “difficult gallbladders”:systematic review and meta-analysis. JAMA Surg 150:159-168, 2015
13)Giger U, Michel JM, Vonlanthen R, et al:Laparoscopic cholecystectomy in acute cholecystitis:indication, technique, risk and outcome. Langenbecks Arch Surg 390:373-380, 2005
14)Strasberg SM, Hertl M, Soper NJ:An analysis of the problem of biliary injury during laparoscopic cholecystectomy. J Am Coll Surg 180:101-125, 1995
15)Sanford DE, Strasberg SM:A simple effective method for generation of a permanent record of the Critical View of Safety during laparoscopic cholecystectomy by intraoperative “doublet” photography. J Am Coll Surg 218:170-178, 2014
16)Honda G, Iwanaga T, Kurata M:Dissection of the gallbladder from the liver bed during laparoscopic cholecystectomy for acute or subacute cholecystitis. J Hepatobiliary Pancreat Surg 15:293-296, 2008
17)Honda G, Iwanaga T, Kurata M, et al:The critical view of safety in laparoscopic cholecystectomy is optimized by exposing the inner layer of the subserosal layer. J Hepatobiliary Pancreat Surg 16:445-449, 2009
18)Honda G, Hasegawa H, Umezawa A:The universal safe procedure of laparoscopic cholecystectomy standardized by exposing the inner layer of the subserosal layer(with video). J Hepatobiliary Pancreat Sci 23:E14-19, 2016
19)急性胆管炎・胆囊炎診療ガイドライン改訂出版委員会(主催):急性胆管炎・胆囊炎診療ガイドライン2018;急性胆囊炎に対する外科治療—腹腔鏡下胆囊摘出術の安全な手順Safe steps.医学図書出版,2018,pp 201-216