Review for 10.1186/s12876-020-01578-4 (2021)

Reviewer’s report
Title: 
Central lymph node metastasis is predictive of survival in advanced
gastric cancer patients treated with D2 lymphadenectomy
Version: 
1 
Date: 
07 Dec 2020
Reviewer's report:
No further commebts
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Is the study design appropriate to answer the research question (including the use
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