1. Department of Neurosurgery Tulane University School of Medicine New Orleans Louisiana USA
2. Department of Neurology Tulane University School of Medicine New Orleans Louisiana USA
3. Dental and Oral Medical Center Kurume University School of Medicine Fukuoka Japan
4. Department of Anatomy Kurume University School of Medicine Fukuoka Japan
5. Department of Anatomy University of Warmia and Mazury Olsztyn Poland
6. Department of Anatomical Sciences St. George's University St. George's Grenada
7. Department of Structural & Cellular Biology Tulane University School of Medicine New Orleans Louisiana USA
8. Department of Neurosurgery and Ochsner Neuroscience Institute Ochsner Health System New Orleans Louisiana USA