Practice Guideline Update Summary: Botulinum Neurotoxin for the Treatment of Blepharospasm, Cervical Dystonia, Adult Spasticity, and Headache
Neurol 86:1818-1826, Simpson, D.M.,et al, 2016
Calcium Channels & Calcium Channel Antagonists
Ann Neurol 21:317-330, Greenberg,D.A., 1987