title: Endoscopic treatment of a Zenker's bilocular diverticulum with cap and TT knife catheter.
authors.affiliation: Gastroenterology Department, Metropolitan General Hospital, Athens, Greece.
authors.forename: Konstantinos
authors.initials: K
authors.lastname: Delis
authors.affiliation: Gastroenterology Department, Metropolitan General Hospital, Athens, Greece.
authors.forename: John
authors.initials: J
authors.lastname: Robotis
authors.affiliation: Gastroenterology Department, Metropolitan General Hospital, Athens, Greece.
authors.forename: Michalis
authors.initials: M
authors.lastname: Chronakis