Clinical characteristics and endoscopic findings in autoimmune gastritis - a retrospective study - Gabriella, Gabos; Nădășan, Valentin; Nădășan, Iris; Petruț, Mădălina; Bernatchi, Ioana; Bălășescu, Mădălin; Nicolau, Carmen (Acta Marisiensis - Seria Medica, 2023)