Review for 10.1186/s12876-021-01902-6 (2021)

Reviewer’s report
Title: 
Intensive surveillance endoscopy for multiple gastrointestinal tumors in a
patient with constitutional mismatch repair deficiency: Case report
Version: 
0 
Date: 
24 Jul 2021
Reviewer: 
Huseyin Alkim
Reviewer's report:
My only comment on the case is as follow: 
They wrote that several café au lait macules were present. Could
neurofibromatosis coexist in this patient?
Minor issues:
Abstract page line 6 please add the abbreviation "CMMRD" in parenthesis.
Abstract page line 51 please change "polys" to "polyps"
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