Review for 10.1186/s12876-021-01927-x (2021)

Reviewer’s report
Title: 
IgG4- Related Disease as a Rare Cause of Gastric Outlet Obstruction - a
case report and literature review
Version: 
0 
Date: 
10 Jul 2021
Reviewer's report:
The author demonstrated the valuable case of IgG4 related disease with gastric
outlet obstruction. There are only two points to be asked.
1. Gastroscopy images pre- and post-operation need to be presented.
2. The author should present the Helicobacter pylori infection status.
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