Funding for this research was provided by:
National Natural Science Foundation of China (81802829)
the Key Program of International Cooperation and Exchanges of Shaanxi, China (2017KW-065)
Received: 7 May 2020
Accepted: 6 October 2020
First Online: 23 October 2020
Ethics approval and consent to participate
: Not applicable.
: The patient gave written informed consent to publish this manuscript.
: The authors declare that they have no competing interests.