Viral Infections of the Nervous System, Chronic Meningitis, and Prior Diseases, Gertsmann-Straussler Schneinker Syndrome
Adams & Victors Principles of Neurology, Chp 33, pg 773, Ropper, A.H.,et al, 2014
Fatal Familial Insomnia:Clinical and Pathologic Study of Five New Cases
Neurol 42:312-319, Manetto,V.,et al, 1992