405
Participants
Start Date
August 31, 2016
Primary Completion Date
March 20, 2019
Study Completion Date
March 20, 2019
No intervention.
Participants will complete questionnaires and interviews as well as have a neurological exam that will be video recorded. For this exam they will do simple movements (like looking at the camera, squeezing your eyes closed, moving your head, and writing).
National Institutes of Health, Bethesda
Johns Hopkins University, Baltimore
University Hospital of Schleswig-Holstein, Lübeck
Emory University, Atlanta
Rush University, Chicago
Washington University in St. Louis, St Louis
Baylor College of Medicine, Houston
University of Colorado Denver, Aurora
Toronto Western Hospital, Toronto
University of Bari, Bari
University of Rome, Rome
Benign Essential Blepharospasm Research Foundation
OTHER
Emory University
OTHER