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Authors
Feng, Jifeng
Wang, Lifen
Wang, Liang
Yang, Xun
Lou, Guangyuan
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Article History
Received: 15 September 2021
Accepted: 8 March 2022
First Online: 17 March 2022
Declarations
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: This study was approved by the ethics committee of Zhejiang Cancer Hospital (IRB.2021–6) and was performed in accordance with the Declaration of Helsinki. All retrospective data including in this study was anonymous, therefore, informed consent was waived by the ethics committee of Zhejiang Cancer Hospital.
: Not applicable.
: The authors declare that they have no competing interests.
