5Ramchandani M,Reddy D N,Gupta R,et al.Role of singleoperator peroral cholangioscopy in the diagnosis of indeterminate biliary lesions:a single-center,prospective study[J].Gastrointestinal endoscopy,2011,74(3):511-519.
6Zhu Q D,Tao C L,Zhou M T,et al.Primary closure versus T-tube drainage after common bile duct exploration for choledocholithiasis[J].Langenbeck's Archives of Surgery,2011,396(1):53-62.
7Lai E C S,Mok F P T,Tan E S Y,et al.Endoscopic biliary drainage for severe acute cholangitis[J].New England Journal of Medicine,1992,326(24):1582-1586.
8Lai E C H,Yang G P C,Tang C N,et al.Prospective randomized comparative study of single incision laparoscopic cholecystectomy versus conventional four-port laparoscopic cholecystectomy[J].The American Journal of Surgery,2011,202(3):254-258.
