Helicobacter pylori Infection and Gastroesophageal Reflux Disease–Barrett's Esophagus–Esophageal Adenocarcinoma Sequence. (November 2018) - Kountouras, Jannis; Doulberis, Michael; Polyzos, Stergios; Zeglinas, Christos; Vardaka, Elizabeth; Kountouras, Constantinos; Tzivras, Dimitri; Dardiotis, Efthimios; Exadaktylos, Aristomenis; Katsinelos, Panagiotis