Some tricks for lumen-apposing metal stents: placement in benign esophageal strictures and a technique for reuse after complete misplacement - Sanchez-Ocana, Ramon; Jimenez-Palacios, Marcos; Carbajo-Lopez, Ana; Penas-Herrero, Irene; Gil-Simon, Paula; de la Serna-Higuera, Carlos; Perez-Miranda, Manuel (Endoscopy, 2019)