1. Department of Neurosurgery, Hospital Santo Tomas, Panamá, Panama, USA
2. Aiken Regional Medical Centers, Aiken, SC, USA
3. Department of Neurosurgery, Tulane Center for Clinical Neurosciences, Tulane University School of Medicine, New Orleans, LA, USA
4. Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine, Kurume, Japan
5. Department of Anatomical Sciences, St. George’s University, St. George’s, Grenada, USA
6. Department of Neurosurgery and Ochsner Neuroscience Institute, Ochsner Health System, New Orleans, LA, USA
7. Department of Structural and Cellular Biology, Tulane University School of Medicine, New Orleans, LA, USA