Application of intralesional traction assistance with traction wire to endoscopic submucosal dissection for colorectal neoplasms - Nasu, Takayuki; Esaki, Mitsuru; Shoguchi, Yoshihisa; Bai, Xiaopeng; Minoda, Yosuke; Ogino, Haruei; Ihara, Eikichi (Endoscopy, 2022)