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Authors
Cheng, Yuan
Luo, Yahong
Hu, Yue
Zhang, Zhaohe
Wang, Xingling
Yu, Qing
Liu, Guanyu
Cui, Enuo
Yu, Tao
Jiang, Xiran
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Article History
Received: 18 May 2021
Revised: 15 July 2021
Accepted: 15 July 2021
First Online: 24 July 2021
Declarations
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: The authors declare that they have no conflict of interest. Yuan Cheng, Yahong Luo and Yue Hu have made equal intellectual contributions to the manuscript.
: The studies involving human participants were reviewed and approved by the Cancer Hospital of China Medical University review board approved this retrospective study. Written informed consent for participation was not required for this study in accordance with the national legislation and the institutional requirements.
: The ethics committee of our hospital approved our retrospective study (No.2018010), and waived the requirement of informed consent.
