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Authors
Deng, Jianying https://orcid.org/0000-0001-5013-4195
Liu, Wei
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Article History
Received: 26 May 2021
Accepted: 28 July 2021
First Online: 4 August 2021
Declarations
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: This study has been approved by the Ethics Committee of Chongqing Kanghua Zhonglian Cardiovascular Hospital and DeltaHealth Hospital, and has been recognized as exempt from ethical review.
: Informed consent and ethical approval were waived for this report, which contains no patient identifiable data.
: The authors declare that they have no competing interests.
