P.02.2: Improvement of Symptoms in Patients Affected by Chronic Athrophic Gastritis: A 2 Years Prospective Study by using L-Cysteine (Acetium™). (15th March 2017) - Grillo, S.; Landi, S.; Miraglia, C.; Crafa, P.; Scida, S.; Franceschi, M.; Cannizzaro, R.; Goni, E.; Dal Bò, N.; Scarpignato, C.; Rugge, M.; Di Mario, F.