Liang, Jinxiao
Lei, Ruilin
Xie, Mingwei
Lin, Shaodan
Xu, Jing
Ling, Xiaoting
Xie, Qingsheng https://orcid.org/0000-0002-5079-9143
Article History
Received: 23 May 2021
Accepted: 17 October 2021
First Online: 29 October 2021
Declarations
:
: This study was approved by the Ethics Committee of Sun Yat-sen Memorial Hospital, Sun Yat-sen University. We were exempted from obtaining informed consent because this was a secondary analysis of previously published studies.
: Written informed consent for publication was obtained from all participants.
: The authors declare that they have no competing interests.