Endoscopic negative pressure therapy with open-pore film drainage and open-pore polyurethane sponge drainage for iatrogenic perforation of the esophagus - Wichmann, Dörte; Stüker, Dietmar; Schempf, Ulrike; Werner, Christoph R.; Steger, Volker; Königsrainer, Alfred; Schweizer, Ulrich; Archid, Rami (Endoscopy, 2020)