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Authors
Sun, Feng
Liu, Song
Song, Peng
Zhang, Chen
Liu, Zhijian
Guan, Wenxian https://orcid.org/0000-0001-5210-1485
Wang, Meng
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Article History
Received: 9 June 2020
Accepted: 12 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: This retrospective study was approved by the ethics committee of Nanjing Drum Tower Hospital, Medical School of Nanjing University. Due to the retrospective nature, the requirement for informed consent was waived by the IRBs from Nanjing Drum Tower Hospital, Medical School of Nanjing University.
: Not applicable.
: The authors declare that they have no competing interests.
