Abbas Ghasemi, S., S. Arjunan, and R. Senthil kumar. “CLONINIG AND EXPRESSION OF BAB-PATHOGENICITY ISLAND ANTIGENS FOR THE PRODUCTION OF VACCINE AGAINST HELICOBACTER PYLORI, THE RISK FACTOR FOR GASTRIC CANCER”. Asian Journal of Pharmaceutical and Clinical Research, vol. 7, no. 3, July 2014, pp. 88-92, https://journals.innovareacademics.in/index.php/ajpcr/article/view/1167.