Authors
Pomeranian Medical University in Szczecin, Department of Neurosurgery, Szczecin, Poland
© 2021 Bartłomiej Pala, Paweł Kawalec, Tomasz Klepinowski, Leszek Sagan, published by Pomeranian Medical University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.