Review for 10.1186/s12876-020-01398-6 (2020)

Reviewer ’s report  
 
Title: Covered metallic stent for the treatment of malignant e sophageal fistula combined with 
stricture  
 
Version: 1 Date: 17 Jun 2020  
Reviewer's report:  
The authors seemed to respond fairly to the reviewer 1's commen ts except for one query ( How to 
adjust the migrated stent? U sing a string or hook?); therefore,  should add the above -mentioned 
information in "Complications".  
 
I have one minor remark. Please describe the generic name of dox etine instead of the commercial 
name.  
 
Are the methods appropriate and well described?  
If not, please specify what is required in your comments to the authors.  
 
Unable to assess  
 
Does the work include the necessary controls?  
If not, please specify which controls are required in your comments to the authors.  
 
Unable to assess  
 
Are the conclusions drawn adequately supported by the data shown?  
If not, please explain in your comments to the authors.  
 
Unable to assess  
 
Are you able to assess any statistics in t he manus cript or would you recommend an 
additional statistical review?  
If an additional statistical review is recommended, please speci fy what aspects require further 
assessment in your comments to the editors.  
 
Not rele vant to this manuscript  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
 
Acceptable  
 
Declaration of competing interests  
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organisation that may in any way gain or lose financially from the public ation of this 
manuscript, either now or in the future?  
 
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financially from the publication of this manuscript, either now or in the future?  
 
3. Do you hold or are you curre ntly applying for any patents  relating to the content of the 
manuscript?  
 
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holds or has applied for patents relating to the content of the manuscript?  
 
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6. Do you have any non -financial competing interests in relation to this paper?  
 
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below. If your reply is yes to any, please g ive details below.  
 
I declare that I have no competing interests.  
 
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