[1] Rutgers New Jersey Med Sch, Dept Neurosurg, Newark, NJ 07103 USA
[2] St Josephs Hosp, Barrow Neurol Inst, Dept Neurosurg, Loyal & Edith Davis Neurosurg Res Lab, Phoenix, AZ USA
[3] St Josephs Hosp, Barrow Neurol Inst, Dept Neurosurg, Phoenix, AZ USA
[4] Robert Wood Johnson Barnabas Hlth, Dept Neurosurg, Newark, NJ USA
[5] Robert Wood Johnson Barnabas Hlth, Dept Otolaryngol, Newark, NJ USA
[6] Rutgers State Univ, Robert Wood Johnson Med Sch, Dept Neurosurg, New Brunswick, NJ USA