Funding for this research was provided by:
Natural Science Foundation of Beijing Municipality (7182076, H2018201306)
Capital Health Research and Development of Special (2018-2-8011)
Received: 22 April 2020
Accepted: 26 August 2020
First Online: 15 October 2020
Ethics approval and consent to participate
: All participants read and signed an informed consent document with the description of the testing procedures approved by the ethical committee of the Sanbo brain hospital capital medical university (SBNK-YJYS-2020-007-02), and conformed to standards for the use of human subjects.
: All the authors in this paper consent to publication of the work.
: The authors declare no conflict of interest.