Comparison of ranitidine bismuth citrate, tetracycline and metronidazole with ranitidine bismuth citrate and azithromycin for the eradication of Helicobacter pylori in patients resistant to PPI based triple therapy

Department of Gastroenterology, Mersin University, School of Medicine, Mersin

Department of Internal Medicine, Mersin University Medical Faculty, Mersin

Department of Internal Medicine, Division of Gastroenterology, Mersin University School of Medicine, Mersin

Depatment of Pathology, Mersin University Medical Faculty, Mersin

Depatment of Biostatistics, Mersin University Medical Faculty, Mersin