Does EMG provide essential information for the diagnosis and treatment of blepharospasm?

Does EMG provide essential information for the diagnosis and treatment of blepharospasm? Clin Neurophysiol. 2020 Apr 21;: Authors: Conte A, Ferrazzano G, Berardelli A PMID: 32387048 [PubMed - as supplied by publisher]
Source: Clinical Neurophysiology - Category: Neurology Authors: Tags: Clin Neurophysiol Source Type: research