Endoscopic submucosal dissection of challenging rectosigmoid anastomotic lesion made feasible by a multipolar adaptive traction device combined with a line - De Cristofaro, Elena; Rivory, Jérôme; Masgnaux, Louis-Jean; Grimaldi, Jean; Pinard, Fabien; Wallenhorst, Timothée; Pioche, Mathieu (Endoscopy, 2024)