Application of traction-method to hybrid endoscopic submucosal dissection for gastrointestinal tumors - Esaki, Mitsuru; Maehara, Ryosuke; Nagatomo, Shuzaburo; Nishioka, Kei; Minoda, Yosuke; Ogino, Haruei; Ihara, Eikichi (Endoscopy, 2021)