Singh, S. K. R.; Kamendu, A.; Kishor, A. A Study on the Prevalence of Helicobacter Pylori Infection by Rapid Urease Test in Patients Undergoing Upper Gastro Intestinal Endoscopy for Dyspepsia in a Tertiary Care Hospital of Southern Bihar. Int. J. Heal. Clin. Res. 2020, 3, 103-108.