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(in Japanese)"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18) Ito S, Sagawa H, Yamamoto S, et al. Robotic gastrectomy for remnant gastric cancer after pancreaticoduodenectomy. Asian J Endosc Surg 2023; 16: 537\u201341.","DOI":"10.1111\/ases.13167"},{"key":"19","unstructured":"19) Inamoto O, Sakamoto S, Fujimoto T, et al. Laparoscopic distal gastrectomy for gastric cancer occurring after pylorus-preserving pancreaticoduodenectomy. J Jpn Soc Endosc Surg 2026; 31: 8\u201314. (in Japanese)"},{"key":"20","doi-asserted-by":"crossref","unstructured":"20) Katai H, Ishikawa T, Akazawa K, et al. Optimal extent of lymph node dissection for remnant advanced gastric carcinoma after distal gastrectomy: a retrospective analysis of more than 3000 patients from the nationwide registry of the Japanese Gastric Cancer Association. 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