[1
]Department of NeurosurgeryUniversity of Southern California California Los Angeles
[2
]Department of NeurosurgeryBaylor College of Medicine Houston Texas
[3
]Department of NeurosurgeryUniversity of Oklahoma Health Science Center Oklahoma City
Oklahoma
[4
]Department of Cell BiologyUniversity of Oklahoma Health Science Center Oklahoma City
Oklahoma
[5
]Center for Minimally Invasive NeurosurgeryPrince of Wales Private Hospital Sydney
Australia