This was a prospective study aiming to investigate whether levofloxacin plus bismuth‐based quadruple therapy was more effective than levofloxacin‐based triple therapy after failed first‐line eradication therapies for Helicobacter pylori (H.… Click to show full abstract
This was a prospective study aiming to investigate whether levofloxacin plus bismuth‐based quadruple therapy was more effective than levofloxacin‐based triple therapy after failed first‐line eradication therapies for Helicobacter pylori (H. pylori) infection.
               
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