Review for 10.1186/s12876-022-02217-w (2022)

Reviewer’s report
Title: 
Perioperative changes in cell-free DNA for patients undergoing surgery
for colon cancer
Version: 
1 
Date: 
23 Feb 2022
Reviewer: 
Naoki Hashimoto
Reviewer's report:
I think author's answer is OK for my question.
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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?
Yes
Are the methods sufficiently described to allow the study to be repeated?
Yes
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Yes
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Are the images in this manuscript (including electrophoretic gels and blots) free
from apparent manipulation?
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