Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleReply.AuthorsSteen, R. Grant; Xiong, Xioping; Mulhern, Raymond K.; Langston, James W.; Wang, Winfred C.PublicationAnnals of Neurology, 2000, Vol 47, Issue 2, p280ISSN0364-5134Publication typeArticleDOI10.1002/1531-8249(200002)47:2<280::AID-ANA32>3.0.CO;2-L