Viral Infections of the Nervous System, Chronic Meningitis, and Prior Diseases, Subacute Sclerosing Panencephalitis
Adams & Victors Principles of Neurology, Chp 33, pg 766, Ropper, A.H.,et al, 2014
Clinicopath Conf, Multiple-System Atrophy
NEJM 351:912-921, Case 27-2004, 2004