Recurrent sessile serrated adenoma invading the site of previous appendectomy effectively resected by endoscopic submucosal dissection with double-clip and rubber band traction - Oung, Borathchakra; Jacques, Jérémie; Rivory, Jérôme; Systchenko, Rémi; Ponchon, Thierry; Pioche, Mathieu (Endoscopy, 2020)