KAYASELÇUK, Fazilet, et al. “Relationship Between Gastritis Severity, Helicobacter Pylori Intensity and Mast Cell Density in the Antrum and Corpus”. Turkish Journal of Gastroenterology, vol. 13, no. 3, Jan. 2002, pp. 154-8, https://www.turkjgastroenterol.org/index.php/tjg/article/view/1208.