Comparison of the effect of omeprazole, famotidine, cisapride and alginic acide (Gavscon) on esophageal pH in patients with esophagitis - DOBRUCALI, Ahmet; TUNCER, Murat; ÇELİK, Aykut; HAMŞİOĞLU, F.; GÖKSEL, Süha; BAL, Kadir; UZUNİSMAİL, Hülya; YURDAKUL, İ.; OKTAY, Ergun; DİNÇ, İsmail (Turkish Journal of Gastroenterology, 1996)