Review for 10.1186/s12876-020-01517-3 (2020)

Reviewer’s report
Title: 
Initial results from a multi-center population-based cluster randomized trial of esophageal and
gastric cancer screening in China
Version: 
0 
Date: 
14 Sep 2020
Reviewer's report:
This article gives us the important information on clinically important and challenging problem. It has,
however, a number of weaknesses and should be revised. Moreover, the new information defined in this
prospective clinical study over on-going work may be weak, evoking a low level of enthusiasm from this
reviewer.
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Declaration of competing interests
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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?
No
Is the use of statistics and treatment of uncertainties appropriate?
No
Is the presentation of the work clear?
No
Are the images in this manuscript (including electrophoretic gels and blots) free from apparent
manipulation?
Yes