1. University of Miami Miller School of Medicine, Department of Neurological Surgery, Miami, Florida, USA
2. Florida Atlantic University Charles E. Schmidt College of Medicine, Boca Raton, Florida, USA
3. Drexel University College of Medicine, Philadelphia, Pennsylvania, USA
4. Department of Neurological Surgery, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
5. Sylvester Comprehensive Cancer Center, University of Miami Health System, Miami, Florida, USA