Review for 10.1186/s12876-020-01406-9 (2020)

Reviewer’ s report
Title: Association of Helicobacter pylori vacA genotypes and peptic ulcer in Iranian population: a
systematic review and meta-analysis
Version: 0Date: 20 Jun 2020
Reviewer's report:
*In the Abstract - Conclusions section (page 2; verse:55-57):
The information: ...infection of stomach with H. pylori with.......genotypes of vacA gene .....-should be added*In the Results section (page: 5 verse: 29) - there is a post-graphic line character next to the wordFull
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