Rehan, B., Ul-Haq, M. M., Kumar, R. and Akmal, M. (2024) “Diagnostic Accuracy of Gastroscopy with Narrow Band Imaging for the Diagnosis of Helicobacter Pylori Gastritis : Gastroscopy for the Diagnosis of Helicobacter Pylori Gastritis”, Pakistan Journal of Health Sciences. Pakistan, 5(01), pp. 38–42. doi: 10.54393/pjhs.v5i01.1260.