Funding for this research was provided by:
National Natural Science Foundation of China (71704121)
National Key R&D Program of China (2018YFC2002104)
Received: 22 July 2020
Accepted: 28 October 2020
First Online: 7 November 2020
Ethics approval and consent to participate
: The study protocol was approved by the Research Ethics Committee of Sichuan University. Written informed consent was obtained from all participants or their legal proxies.
: Not applicable.
: The authors declare that they have no competing interests.