Review for 10.1186/s12876-021-01624-9 (2021)

Reviewer’s report
Title: 
Aorto-esophageal fistula caused by fishbone ingestion: a case report on
staged endovascular and endoscopic treatment
Version: 
1 
Date: 
23 Dec 2020
Reviewer's report:
The authors have made substantial revision and addressed majority of the
concerns. I have a few suggestions as follows:
1. Kindly consider submitting a better quality figure: Figure 1 a
2. In the figure legends (Figure 1 b): Kindly add the timeline for clarity
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