Review for 10.1186/s12876-020-01546-y (2020)

Reviewer’s report
Title: 
Age and pain score before gastrointestinal endoscopies in children are
predictors for post procedure pain.
Version: 
1 
Date: 
30 Oct 2020
Reviewer's report:
I thank the Authors for replying to my queries. I have no further comments.
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Is the study design appropriate to answer the research question (including the use
of appropriate controls), and are the conclusions supported by the evidence
presented?
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