[1] Yale Univ, Sch Med, Dept Diagnost Radiol, New Haven, CT 06520 USA
[2] Yale Univ, Sch Med, Neurovasc Program, New Haven, CT 06520 USA
[3] Yale Univ, Sch Med, Epilepsy Program, New Haven, CT 06520 USA
[4] Yale Univ, Sch Med, Oncol Surg Programs, New Haven, CT 06520 USA
[5] Yale Univ, Sch Med, Dept Neurosurg, New Haven, CT 06520 USA