Review for 10.1186/s12876-021-02007-w (2021)

Reviewer’s report
Title: 
A neutrophil-to-lymphocyte ratio-based prognostic model to predict
mortality in patients with HBV-related acute-on-chronic liver failure
Version: 
1 
Date: 
05 Jun 2021
Reviewer's report:
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Is the study design appropriate to answer the research question (including the use
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