OLGA staging for gastritis: A tutorial

Authors: Massimo Rugge, P Corréa, Francesco Di Mario, Emad El‐Omar, Roberto Fiocca, Karel Geboes, Robert M. Genta, David Y. Graham, Takanori Hattori, Peter Malfertheiner, Shigemi Nakajima, P. Sipponen, Joseph J.�Y. Sung, W.M. Weinstein, Michael Vieth - Digestive and Liver Disease 2008 cited by 369