3Diehl SJ,Lehmann KJ,Sadick M,et al.Pancreatic cancer:Value of dualphase helical CT in assessing resectabil-ity[J].Radiology,1998,206(2):373-378.
4Wiersema MJ.Accuracy of endoscopic ultra-sound in diagnosing and staging pancreatic carcinoma[J]. Pancreatology,2001,1(6):625-632.
5Shin HJ,Lahoti S,Sneige N.Endoscopic ultra-sound-guided-needle aspiration in 179 cases:the M.D.Anderson Cancer Center experience[J].Cancer,2002,96(1):174-180.
6Fortner JG."Radical"abdominal cancer surgery:current state and future course[J].Japan J Surg,1989,19(3):503-509.
7Bold RJ,Charnsangavej C,Cleary KR,et al.Major vascular resection as part of pancreaticoduodenectomy for cancer:radiologic,intraoperative,and pathologic analysis[J].J Gas-trointest Surg,1999,3(1):233-243.
8Roche CJ,Hughes ML,Garvey CJ,et al.CT and pathologic assessment of prospective nodal staging in patientswith ductal adenocarcinoma of the head of the pancreas[J].Am J Roentgenol,2003,180(2):475-480.
9O'Malley ME,Boland GW,Wood BJ,et al.Adenocarcinoma of the head of the pancreas:Determination of surgical unresectability with thin-section pancreatic-phase helical CT[J]. Am J Roentgenol,1999,173(8):1513-1518.
10Trede M,Rumstadt B,Wendl K,et al.Ultrafast magnetic resonance imaging improves the staging of pancreatic tumors[J]. Ann Surg,1997,226(4):393-405.
