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Authors
Wang, Yong
Zheng, Ying
Chen, Pu
Liang, Shuang
He, Pengfei
Shao, Xiaolei
Cai, Guangyan
Chen, Xiangmei
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Article History
Received: 12 November 2020
Accepted: 11 August 2021
First Online: 26 August 2021
Declarations
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: The study was approved by ethics committee of First Medical Center of Chinese People’s Liberation Army General Hospital and carried out in accordance with the declaration of Helsinki. The study is retrospective study, Informed consents were exempted.
: Not applicable.
: All of the authors declare that they have no conflict of interest.
