YENİCE, Necati, Coşkun ZERGEÇİT, and Fikri CANORUÇ. 1994. “OMEPRAZOL IN THE MAINTENANCE TREATMENT OF DUODENAL ULCER”. Turkish Journal of Gastroenterology 5 (1):64-67. https://www.turkjgastroenterol.org/index.php/tjg/article/view/393.