Review for 10.1186/s12876-021-01700-0 (2021)

Reviewer’s report
Title: 
Clinical outcomes of early gastric cardiac cancer treated with endoscopic
submucosal dissection in patients with different indications
Version: 
5 
Date: 
22 Feb 2021
Reviewer's report:
This manuscript has been revised well. I have no additional comments.
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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
Is the use of statistics and treatment of uncertainties appropriate?
Yes
Is the presentation of the work clear?
No
Are the images in this manuscript (including electrophoretic gels and blots) free
from apparent manipulation?
Yes