Article History
Received: 15 February 2019
Accepted: 5 November 2019
First Online: 23 November 2019
Ethics approval and consent to participate
: We informed the ethics committee of Sanbo Brain Hospital for animal care and use, Capital Medical University, and got their approval.
: There is no personal information in this article, so it is not applicable.
: The authors declare that they have no competing interests.