5Annam anenl RK,Moraitis D,Cayten CG. Laparoscopic cholecystectomy in the elderly[ J]. JSLS,2005 ;9(4) :408-10.
6Chau CH, Siu WT, Tang CN, et al. Laparoscopic cholecystectomy for acute cholecystitis: the evolving trend in an institution[ J]. Asian J Surg, 2006;29(3) :120-4.
7Yi NJ, Han HS, Min SK. The safety of a laparoscopic cholecystectomy in acute cholecystitis in high-risk patients older than sixty with stratification based on ASA score[ J]. Minim Invasive Ther Allied Technol,2006; 15 (3) :159-64.
8Cctani M, Modini C. Laparoscopic cholecystectomy in acute cholecystitis:a proposal of safe and effective technique [ J]. Hepatogastroenterology,2007 ;54(80) :2186-91.
9Nuzzo G, Giuliante F, Persiani R. The risk of biliary ductal injury during laparoscopic cholecystectomy [J ]. J Chit ( Paris ), 2004 ; 141 ( 6 ) : 343- 53.
