Patients (8) Risk (7) Helicobacter pylori (6) Endoscopy (6) Patients (6) Diagnosis (5) Possibility (5) Posibilidad (5) Endoscopia (5) Helicobacter pylori (5) Endoscopie (5) Possibilité (5) Risque (5) Cancer (4) Diseases (4) Processing (4) Infections (4) Morbilidad (4) Infecciones (4) Enfermedades (4) Infections (4) Transformation (4) Maladies (4) Wounds and injuries (3) Prevention (3) Dysplasia (3) Gastritis (3) Respect (3) Metaplasia (3) Failure (Psychology) (3)