A comparison of lansoprazole and omeprazole based triple combinations for the treatment of Helicobacter pylori associated gastritis and peptic ulcer - ERALP, Yeşim; DOBRUCALI, Ahmet; BAGATUR, Nevin; ÇELİK, Aykut; DAVUTOĞLU, Can; TUNCER, Murat; BAL, Kadir; GÖKSEL, Süha; UZUNİSMAİL, Hülya; YURDAKUL, İbrahim; OKTAY, Ergun (Turkish Journal of Gastroenterology, 2000)