Correction to: Chin Neurosurg J 6, 19 (2020)

https://doi.org/10.1186/s41016-020-00194-1

Following publication of the original article [1], the author H. Andrade identified an error of his affiliation.

The correct affiliation is: Henan Provincial People’s Hospital, Juha Hernesniemi International Center for Neurosurgery, University of Zhengzhou, Zhengzhou, China