TY - JOUR AU - Dixon, M F; Genta, R M; Yardley, J H TI - Classification and grading of gastritis. The updated Sydney System. International workshop on the histopathology of gastritis, Houston 1994 JO - Am J Surg Pathol VL - 20 PY - 1996 L3 - PubMed-ID: 8827022 SP - 1161 EP - 1181 N1 - et al. ER -