Funding for this research was provided by:
National Natural Science Foundation of China (71874137)
NIH (R03AG048920; K01AG053408; P30AG021342)
Received: 28 April 2020
Accepted: 3 November 2020
First Online: 3 December 2020
Ethics approval and consent to participate
: The study protocol was reviewed and approved by the Ethics Committee of Xi’an Jiaotong University Health Science Center (approval number: 2015–644).
: Not applicable.
: The authors declare that they have no competing interests.