This book is based on the papers delivered at an International Workshop on Multiple Sclerosis held in Erice, Italy from 29th August to 1st September 1983. The Meeting was organized with great efficiency in the delightful setting of the Centro di Cultura Scientifica Ettore Mahorana, by its Director, Antonino Zichichi, and was directed by the Editors of the Proceedings and by Professor C. Alvisi of the University of Bologna. The emphasis was deliberately on the contributions of laboratory science to the understanding of mUltiple sclerosis, its etiology, pathogenesis, diagnosis and treatment....