Acute and chronic gastritis due to Helicobacter pylori | Centers for Disease Control and Prevention |
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Acute viral gastroenteritis in adults | American College of Gastroenterology guideline on the management of Helicobacter pylori infection |
National Institute of Diabetes and Digestive and Kidney Diseases.
Helicobacter pylori-negative gastritis: Prevalence and risk factors | Centers for Disease Control and Prevention |
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: American College of Gastroenterology | National Institute of Diabetes and Digestive and Kidney Diseases |