{Reference Type}: Journal Article {Title}: Update S2k-Guideline Helicobacter pylori and gastroduodenal ulcer disease of the German Society of Gastroenterology, Digestive and Metabolic Diseases (DGVS). {Author}: Fischbach W;Bornschein J;Hoffmann JC;Koletzko S;Link A;Macke L;Malfertheiner P;Schütte K;Selgrad DM;Suerbaum S;Schulz C; ; {Journal}: Z Gastroenterol {Volume}: 62 {Issue}: 2 {Year}: 2024 Feb {Factor}: 1.769 {DOI}: 10.1055/a-2181-2225