Funding for this research was provided by:
National Natural Science Foundation of China (81372271, 81802865)
Scientific and Technological Innovation Program of Social Undertakings and People’s Livelihood Guarantee of Chongqing (cstc2016shms-ztzx10004)
Received: 26 March 2021
Accepted: 2 July 2021
First Online: 12 July 2021
: This retrospective study was approved by the institutional review board of Xinqiao Hospital, Third Military Medical University, China. The patients participating in this study provided written informed consent before study initiation.
: Not applicable.
: The authors have no conflicts of interest.