Seminars in Neurology, Table of Contents Semin Neurol 1993; 13(4): 333-336DOI: 10.1055/s-2008-1041143 © 1993 by Thieme Medical Publishers, Inc.Hereditary Spastic ParaplegiasA. E. Harding University Department of Clinical Neurology, Institute of Neurology, London, United Kingdom Recommend Article Abstract Buy Article Full Text