Traction assisted closure with tissue inverted clipping strategy (TACTICS) – a novel concept for an efficient full-layer closure in endoscopic full-thickness resection (EFTR) of a gastric GIST – report of a case - Tvaradze, G; Seewald, S; Schneider, P M; Groth, S; Maggio, E M; Inoue, H (Endoscopy, 2025)