Innovative endoscopic submucosal dissection for early gastric neoplasm using intralesional traction and snaring techniques - Shoguchi, Yoshihisa; Esaki, Mitsuru; Minoda, Yosuke; Bai, Xiaopeng; Ogino, Haruei; Ihara, Eikichi; Ogawa, Yoshihiro (Endoscopy, 2022)