Banik, Tarak, Dr. Prasenjit Kumar Bar, and Saikat Mandal. 2020. “Helicobacter Pylori Chronic Gastritis: Correlation Between Endoscopic Findings and Histopathology With Special Reference to Updated Sydney System”. International Journal of Medical Research and Review 8 (1), 7-13. https://doi.org/10.17511/ijmrr.2020.i01.02.