Seminars in Neurology, Table of Contents Semin Neurol 2009; 29(5): 469DOI: 10.1055/s-0029-1241033 INTRODUCTION TO GUEST EDITOR© Thieme Medical PublishersRobert W. BalohKaren L. Roos1 1John and Nancy Nelson Professor of Neurology, Indiana University School of Medicine, Indianapolis, Indiana Recommend Article Abstract Buy Article(opens in new window) Full Text