1. Department of Neurosurgery, George Washington University School of Medicine and Health Sciences, Washington, District of Columbia, USA;
2. Department of Neurological Surgery, Barrow Neurological Institute, Phoenix, Arizona, USA;
3. McGaw School of Medicine, Northwestern University, Chicago, Illinois, USA;
4. Division of Neurosurgery, Philippine General Hospital, University of the Philippines Manila, Manila, Philippines;
5. Translational Neuroscience Research Lab, Faculty of Medicine, Universidad de La Sabana, Chía, Colombia;
6. Pediatric Neurosurgery, Department of Neurosurgery, Fundacion Santa Fe de Bogota, Bogota, Colombia;
7. Department of Neurological Surgery, Northwestern University, Chicago, Illinois, USA