Different treatment choice for first-line treatment of Helicobacter pylori in an area with a high antibiotic resistance - Başyiğit, Sebahat; Kefeli, Ayşe; Yeniova, Abdullah Özgür; Uzman, Metin; Nazlıgül, Yaşar; Aktaş, Bora (Turkish Journal of Gastroenterology, 2014)