WORLD JOURNAL OF GASTROENTEROLOGY, cilt.9, sa.10, ss.2232-2235, 2003 (SCI-Expanded)
AIM: Because the presence or absence of H pylori infection has important implications for therapeutic decisions based on histological assessment, the reproducibility of Sydney system is important. The study was designed to test the reproducibility of features of Helicobacter pylori gastritis, using the updated Sydney classification.