OC.04.9 A SINGLE CENTER, LARGE LONG TERM COHORT STUDY OF THE RELATIONS BETWEEN MUTATIONS IN BASIC-CORE-PROMOTER AND PRE-C REGIONS OF HEPATITIS B VIRUS DNA AND CLINICPATHOLOGIC OUTCOME OF HBEAG-NEGATIVE/ANTI-HBEPOSITIVE PHASE. (September 2021) - Cavallone, D.; Ricco, G.; Flichman, D.; Moriconi, F.; Colombatto, P.; Bleve, P.; Coco, B.; Oliveri, F.; Romagnoli, V.; Salvati, A.; Bonino, F.; Brunetto, M.R.