P.01.1 RED BLOOD CELL LINE ALTERATIONS AT THE TIME OF DIAGNOSIS OF AUTOIMMUNE ATROPHIC GASTRITIS: AN ITALIAN MULTICENTRE CROSS-SECTIONAL STUDY. (25th March 2019) - Lenti, M.V.; Lahner, E.; Miceli, E.; Conti, L.; Bergamaschi, G.; Staiani, M.; Massironi, S.; Zilli, A.; Caprioli, F.; Cannizzaro, R.; Pisati, M.; Dominioni, C. Caccia; et al.