Funding for this research was provided by:
National Natural Science Foundation of China (81972050)
China Postdoctoral Science Foundation (2019M663272)
Received: 1 June 2020
Accepted: 20 October 2020
First Online: 5 November 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of First Affiliated Hospital of Sun Yat-sen University. The requirement for informed consent was waived due to the retrospective design of our study.
: Not applicable.
: There are no conflicts of interest to declare.