ASO Author Reflections: Optimal Procedure of Surgical Resection for Pancreatic Body Cancer under Consideration of Significance of Peripancreatic Head Lymph Node Dissection. - Imamura T; Yamamoto Y; Sugiura T; Okamura Y; Ito T; Ashida R; Ohgi K; Uesaka K (Annals of surgical oncology, 2021)