cagA positive and negative Helicobacter pylori strains are simultaneously present in the stomach of most patients with non-ulcer dyspepsia: relevance to histological damage

Por Figura, N, Vindigni, C, Covacci, A, Presenti, L, Burroni, D, Vernillo, R, Banducci, T, Roviello, F, Marrelli, D, Biscontri, M, Kristodhullu, S, Gennari, C, Vaira, D
Publicado em 1998