Funding for this research was provided by:
the Young Scientists Fund of the National Natural Science Foundation of China (2019NSFC81901822)
Peking University Fund of Fostering Young Scholars' Scientific & Technological Innovation (BMU2018PYB016)
Capital's Fund for Health Development and Research (2018-4-4097)
Received: 12 July 2020
Accepted: 4 June 2021
First Online: 21 June 2021
: Permission to perform the study was obtained from the Clinical Research Ethics Committee of the Peking University Third Hosiptal.
: Not applicable.
: The authors declare that they have no competing interests.