AF.5 COMPARISON OF CORPUS MUCOSA HISTOLOGICAL PARAMETERS BETWEEN PATIENTS WITH AUTOIMMUNE ATROPHIC GASTRITIS AND MULTIFOCAL ATROPHIC GASTRITIS BEYOND HELICOBACTER PYLORI INFECTION. (September 2021) - Dilaghi, E.; Palumbo, A.; Pilozzi, E.; Esposito, G.; Annibale, B.; Lahner, E.