The comparsion of lansoprazole and omeprazole in the one-week triple therapy for the eradication of Helicobacter Pylori - GÜREL, Selim; GÜLTEN, Macit; NAK, Selim Giray; DOLAR, Enver; ŞAMLI, B.; KARAARSLAN, Yusuf; MEMİK, Faruk (Turkish Journal of Gastroenterology, 1998)