YÜCEYAR, Hakan, et al. “The Role of Virulent Helicobacter Pylori Strains in the Etiopathogenesis of Coronary Artery Disease”. Turkish Journal of Gastroenterology, vol. 10, no. 4, Jan. 1999, pp. 372-7, https://turkjgastroenterol.org/index.php/tjg/article/view/1019.