Brien Smith, M.D., Spectrum Health (IMAGE) Corewell Health Caption Brien Smith, M.D., is co-chair of the department of clinical neurosciences, and chief, division of neurology, Spectrum Health Medical Group, and co-author of the study. Credit Courtesy of Spectrum Health Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.