Deng, Jianying https://orcid.org/0000-0001-5013-4195
Zhong, Qianjin
Article History
Received: 25 May 2021
Accepted: 8 April 2022
First Online: 23 April 2022
Declarations
:
: This work has been approved by the ethics committee of the Chongqing Kanghua Zhonglian Cardiovascular Hospital and Army Medical Center of PLA, and has been recognized as exempt from ethical review.
: Written informed consent for this study was obtained from patients who were alive at data collection.
: The authors declare that they have no competing interests.