T02.01.20 SEROLOGY AS A DIAGNOSTIC TOOL FOR HELICOBACTER PYLORI INFECTION AND ASSOCIATED CHRONIC INFLAMMATION OF THE STOMACH: A POPULATION STUDY ON 524 PATIENTS. (1st October 2020) - Barchi, A.; Franceschi, M.; Russo, M.; Picchio, M.; Miraglia, C.; Ferronato, A.; Rodriguez-Castro, K.; Panozzo, M.P.; Baldassarre, G.; Franzoni, L.; Crafa, P.; Rugge, M.; et al.