Degenerative Diseases of the Nervous System, Dystonia Musculorum Deformans
Adams & Victors Principles of Neurology, Chp 39, pg 1099, Ropper, A.H.,et al, 2014
Cluster Headache
BMJ 344:e2407, Nesbitt,A.D.,et al, 2012
Dystonia
NEJM 355:818-829, Tarsy,D. &Simon,D.K., 2006
The Neurosurgical Treatment of Pain
Arch Neurol 60:1537-1540, Giller,C.A., 2003