Degenerative Diseases of the Nervous System, Dystonia Musculorum Deformans
Adams & Victors Principles of Neurology, Chp 39, pg 1099, Ropper, A.H.,et al, 2014
Pallidal Deep-Brain Stimulation in Primary Generalized or Segmental Dystonia
NEJM 355:1978-1990, Kupsch,A.,et al, 2006
Bilateral Thalamic Stimulation for the Treatment of Essential Tremor
Neurol 53:1447-1450, Pahwa,R.,et al, 1999