Funding for this research was provided by:
National Basic Research Program of China (2013CB733805)
National Natural Science Foundation of China (81271536, 81371540, 81101033, 81471767)
National Natural Science Foundation of China (81070925)
Received: 10 November 2020
Accepted: 5 April 2021
First Online: 2 May 2021
: The study was conducted according to the Declaration of Helsinki and approved by the local ethics committee of PLA Rocket Force Characteristic Medical Center (0077-3-14-HX(X)). All patients were admitted to the Department of Neurosurgery at this hospital, where all procedures took place.
: Not applicable.
: The authors declare that this work does not involve competing interests.