title: Polyflex or ultraflex stents to treat peptic refractory esophageal strictures?
authors.forename: Jesús
authors.initials: J
authors.lastname: García-Cano
mesh_terms: D004940:Esophageal Stenosis / Q000209:etiology / Q000628:therapy*; D004942:Esophagitis, Peptic / Q000150:complications; D006801:Humans; D015607:Stents