Viral Infections of the Nervous System, Chronic Meningitis, and Prior Diseases, Acute Anterior Poliomyelitis
Adams & Victors Principles of Neurology, Chp 33, pg 763, Ropper, A.H.,et al, 2014
Adult Primary Central Nervous System Vasculitis
Lancet 380:767-777, Salvarani, C.,et al, 2012