KARASU, Bülent, Muhsin KAYA, and Ali ÖZDEN. 2019. “The Effects of Non-Steroidal Anti-Inflamatory Drug (NSAID) Use on Serum Gastrin, Pepsinogen-1 Levels and Helicobacter Pylori Status”. Turkish Journal of Gastroenterology 10 (4):396-402. https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/892.