Funding for this research was provided by:
Natural Science Foundation of Beijing Municipality (7192123)
Reform and Development Project (2020ZL0301)
Building of Innovative Team Plan (IG201807N)
Received: 17 March 2020
Accepted: 27 May 2020
First Online: 12 June 2020
Ethics approval and consent to participate
: All patients gave informed consent in written, and this study was approved by the ethics committee of Beijing Anzhen Hospital, Capital Medical University.
: The authors declare that they have no competing interests.