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Authors
Yang, Yafeng
Wang, Ping https://orcid.org/0000-0002-6515-0734
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Article History
Received: 5 May 2020
Accepted: 10 August 2020
First Online: 19 August 2020
Ethics approval and consent to participate
: All procedures involving human participants in this study met ethical standards of the Helsinki declaration and its subsequent amendments. This study was approved by the First Affiliated Hospital of Xi’an Jiaotong University and informed consents were delivered and signed by all participants.
: Not applicable.
: The authors declare that they have no competing interests.
