Funding for this research was provided by:
Foundation for the National Institutes of Health (1U01CA166886)
National Natural Science Foundation of China (No. 21803045)
Article History
Received: 13 February 2018
Accepted: 7 June 2019
First Online: 13 June 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.