Parkinson's Disease
In Handbk of Clinical Neurology, Vinken, P. J. & Bruyn, G. W. , Ed, North-Holland Publ Co, Amsterdam, 6:173, 1968. Selby, G., 1968
Disorders of the Nervous System Caused by Drugs, Toxins, and Chemical Agents, Botulism
Adams & Victors Principles of Neurology Chp 43, pg 1218, Ropper, A.H.,et al, 2014