Can lansoprazole, amoxicillin, and clarithromycin combination still be used as a first-line therapy for eradication of helicobacter pylori? - GÜLİTER, Sefa and KELEŞ, Hatice and ÖZKURT, Zübeyde Nur and CENGİZ, Derya U. and KOLUKISA, Emre (Turkish Journal of Gastroenterology, 2005)