H. GÜNDOĞDU, U. YILMAZ, M. ÇAĞLIKÜLEKÇİ, H. HALICI, and O. ELBİR, “Omeprazol in tratment of postoperative reflux oesophagitis”, Turkish Journal of Gastroenterology, vol. 7, no. 1, pp. 44–48, Jul. 2019.