1)Nimura Y, Nagino M, Takao S, et al:Standard versus extended lymphadenectomy in radical pancreatoduodenectomy for ductal adenocarcinoma of the head of the pancreas:long-term results of a Japanese multicenter randomized controlled trial. J Hepatobiliary Pancreat Sci 19:230-241, 2012
2)Jang JY, Kang MJ, Heo JS, et al:A prospective randomized controlled study comparing outcomes of standard resection and extended resection, including dissection of the nerve plexus and various lymph nodes, in patients with pancreatic head cancer. Ann Surg 259:656-664, 2014
3)Jang JY, Kang JS, Han Y, et al:Long-term outcomes and recurrence patterns of standard versus extended pancreatectomy for pancreatic head cancer:a multicenter prospective randomized controlled study. J Hepatobiliary Pancreat Sci 24:426-433, 2017
4)Ignjatovic I, Knezevic S, Knezevic D, et al:Standard versus extended lymphadenectomy in radical surgical treatment for pancreatic head carcinoma. J BUON 22:232-238, 2017
5)日本膵臓学会膵癌診療ガイドライン改訂委員会(編):膵癌診療ガイドライン2022年版.金原出版,2022
6)日本膵臓学会(編):膵癌取扱い規約.金原出版,2023
7)Nagakawa T, Mori K, Kayahara M, et al:Three-dimensional studies on the structure of the tissue surrounding the superior mesenteric artery. Int J Pancreatol 15:129-188, 1994