RT Journal Article SR Electronic T1 Neutralising antibodies to the beta interferons JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 110 OP 111 DO 10.1136/jnnp.73.2.110-a VO 73 IS 2 A1 A J Coles YR 2002 UL http://jnnp.bmj.com/content/73/2/110.2.abstract AB