Review for 10.1186/s12876-021-01692-x (2021)

Reviewer’s report
Title: 
Nomogram for predicting overall survival in colorectal cancer with distant
metastasis
Version: 
2 
Date: 
26 Jan 2021
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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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