Infections of the Nervous System, (Bacterial, Fungal, Spirochetal, Parasitic) and Sarcoidosis, Neurosyphilis
Adams & Victors Principles of Neurology, Chp 32, pg 723, Ropper, A.H.,et al, 2014
Ataxia, Vertigo, & Hearing Loss
Arch Otolarygn l00:l30, Healy,G.B.,et al, 1974