Kazemi, E., D. Kahrizi, M. T. Moradi, M. Sohrabi, and K. Yari. “Gastric Cancer and Helicobacter Pylori: Impact of HopQII Gene ”. Cellular and Molecular Biology, vol. 62, no. 2, Feb. 2016, pp. 107-10, https://mail.cellmolbiol.org/index.php/CMB/article/view/808.