OSLO 604,711 Oslo international think-tank on Multiple sclerosis epidemiology Proceedings of the opening seainar Centre for Advanced Studies, Oslo, Norway September 17-18, 1994 / ed. by Trond Riise and Christina Wolf-son. - Copenhagen Munksgaard, 1995. - 99 s. ; il., wykr. ) 28 ca (Acta Neurologica Scandinavica, ISSN 0065-1427 vol. 91, suppl. nr 161) ISBN 87-16-15158-5