Review for 10.1186/s12876-021-02018-7 (2021)

Reviewer’s report
Title: 
Endoscopic negative pressure therapy as stand-alone treatment for
perforated duodenal diverticulum – presentation of two cases
Version: 
2 
Date: 
16 Oct 2021
Reviewer's report:
I confirmed that the manuscript has been enoughly revised.
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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?
Yes
Are the images in this manuscript (including electrophoretic gels and blots) free
from apparent manipulation?
Yes