Deep-Brain Stimulation - Entering the Era of Human Neural-Network Modulation
NEJM 371:1369-1373, Okun, M.S., 2014
Catecholamines & Neurologic Diseases
NEJM 293:274, Moskowitz,M.A.,et al, 1975
Clinical Diagnosis of the Dyskinesias
Med Clin of North Am 56:1321, Duvoisin,R., 1972