Vered Richter, et al. “Natural Progression of Helicobacter Pylori-Negative Gastritis With Lymphoid Follicles in Children: Prospective Evaluation and Outcome”. Turkish Journal of Gastroenterology, vol. 32, no. 7, July 2021, pp. 575-80, https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/4089.