[1] Osmangazi Univ, Fac Med, Dept Neurosurg, Eskisehir, Turkey
[2] Osmangazi Univ, Fac Med, Dept Neuroradiol, Eskisehir, Turkey
[3] Osmangazi Univ, Fac Med, Dept Microbiol, Eskisehir, Turkey
[4] Osmangazi Univ, Fac Med, Dept Infect Dis, Eskisehir, Turkey
[5] SUNY Upstate Med Univ, Dept Neurosurg, Syracuse, NY USA