1. Department of Surgery, Louisiana State University, New Orleans, LA, USA
2. Division of Vascular and Endovascular Surgery, Department of Surgery, Tabriz University of Medical Sciences, Tabriz, Iran
3. Department of Neurosurgery, Tulane University School of Medicine, New Orleans, LA, USA
4. Department of Neurology, Tulane University School of Medicine, New Orleans, LA, USA
5. Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine, Kurume, Fukuoka, Japan
6. Department of Anatomical Sciences, St. George’s University, St. George’s, Grenada
7. Department of Surgery, Tulane University School of Medicine, New Orleans, LA, USA
8. Department of Structural and Cellular Biology, Tulane University School of Medicine, New Orleans, LA, USA