Deng, Jianying http://orcid.org/0000-0001-5013-4195
Zhong, Qianjin
Article History
Received: 26 May 2021
Accepted: 16 July 2021
First Online: 28 July 2021
Declarations
:
: This study has been approved by the Ethics Committee of Chongqing Kanghua Zhonglian Cardiovascular Hospital and Army Medical Center of PLA 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.