Funding for this research was provided by:
Program of Jilin University First Hospital Clinical Cultivation Fund (LCPYJJ2017006)
Received: 29 July 2020
Accepted: 20 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: This cross-sectional study was carried out in the Department of Neurology, First Hospital of Jilin University. The Ethics Committee of the First Hospital of Jilin University (approval No: 2017–326) approved the study, and written informed consent was obtained from all participants or their legal representatives.
: Consent to publish the paper was obtained from all authors.
: The authors declare that they have no competing interests.