OC.03.5 LONG-TERM EFFICACY OF PROTON PUMP INHIBITORS IN PATIENTS WITH EOSINOPHILIC ESOPHAGITIS. (March 2023) - Laserra, G.; Russo, S.; Cocca, S.; Bertani, H.; Ghisa, M.; Maniero, D.; Conigliaro, R.L.; Savarino, E.