1. Department of Biomedical Engineering, Virginia Tech-Wake Forest University Center for Injury Biomechanics, Winston Salem, North Carolina.
2. Wake Forest University School of Medicine, Winston Salem, North Carolina.
3. Department of Radiology (Neuroradiology), Wake Forest University, Winston Salem, North Carolina.
4. Department of Translational Science Institute, Wake Forest University, Winston Salem, North Carolina.
5. Department of Neurosurgery, Wake Forest University, Winston Salem, North Carolina.