2 Ipatimup – Institute of Molecular Pathology and Immunology of the University of Porto, Porto, Portugal 3 Institute of Biomedical Sciences Abel Salazar (ICBAS), University of Porto, Porto, Portugal ...
a concurrent diagnosis of intestinal metaplasia might be established. According to the Sydney System (Dixon et al., 1996), two endoscopists with more than 5 years' experience in gastroscopy performed ...