The impact of lymphadenectomy on lymph node recurrence after performing various treatments for esophageal squamous cell carcinoma oleh Takashi Shigeno, Akihiro Hoshino, Shiho Matsunaga, Rumi Shimano, Naoya Ishibashi, Hajime Shinohara, Hiroyuki Shiobara, Chiharu Tomii, Katsumasa Saito, Naoto Fujiwara, Yuya Sato, Kenro Kawada, Masanori Tokunaga, Yusuke Kinugasa