Funding for this research was provided by:
The Clinical Research Award of the First Affiliated Hospital of Xi'an Jiaotong University (XJTU1AF-CRF-2017-025)
Received: 14 May 2020
Accepted: 1 February 2021
First Online: 9 February 2021
Ethics approval and consent to participate
: Not applicable.
: All authors read and approved the final manuscript.
: The authors have no conflict of interest.