Review for 10.1186/s12876-022-02301-1 (2022)

Reviewer’s report
Title: 
Effects of bowel preparation on intestinal bacterial associated urine and
faecal metabolites and the associated faecal microbiome.
Version: 
1 
Date: 
11 Mar 2022
Reviewer: 
Alberto Caminero
Reviewer's report:
The authors have properly addressed the main concerns raised during the review
process.
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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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Are the methods sufficiently described to allow the study to be repeated?
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from apparent manipulation?
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