Mutations in the 23S rRNA genes of Helicobacter pylori mediate resistance to Levofloxacin and Clarithromycin isolated from dyspepsia patients in Turkey - AKGÜL, ÖZER; KOCAZEYBEK, BEKİR SAMİ; BAHAR TOKMAN, HRİSİ; ERGİN, SEVGİ; YÜKSEL MAYDA, PELİN; YÜKSEL MAYDA, PELİN; ÇALIŞKAN, REYHAN; TAŞÇI, İHSAN (My University, 2018)