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