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: 1Date: 09 Jul 2020
Reviewer's report:
I accept the answers to previous review
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I recommend additional statistical review
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AcceptableDeclaration of competing interests
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