A. K. GÜRBÜZ, et al. “DOES HELICOBACTER PYLORI ERADICATION INFLUENCE NONULCER DYSPEPSIA SYMPTOMS?”. Turkish Journal of Gastroenterology, vol. 4, no. 3, Apr. 2020, pp. 489-94, https://tjg.avesjournals.com/index.php/tjg/article/view/512.