1. Helicobacter pylori in developing countries. World gastroenterology organisation global guideline;RH Hunt;J Gastrointest Liver Dis,2011
2. Management of Helicobacter pylori infection—the Maastricht IV/ Florence Consensus Report;P Malfertheiner;Gut,2012
3. Helicobacter pylori infection: from gastric to systemic disease;G Gasbarrini;Recenti Prog Med,2010
4. Clinical practice. Helicobacter pylori infection;KEL McColl;N Engl J Med,2010
5. Management of Helicobacter pylori infection—the Maastricht V/Florence Consensus Report;P Malfertheiner;Gut,2016