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Authors
Feng, Zhile
Li, Yongxiang
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Article History
Received: 17 May 2023
Accepted: 28 June 2023
First Online: 5 July 2023
Declarations
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: The authors have no conflicts of interest to declare.
: All patients in the SEER database have been de-identified and are publicly available, so patient-informed consent and ethical approval were not required for this study. The Declaration of Helsinki undertook the research in this study (as revised in 2013).
: All patients in this study were download from the SEER database and written patient-informed consent was not required.
