Rate of development of clinical definite multiple sclerosis 10 years [clinicaltrials_resource:07d93192302c85635015c789458a594b]

Initiation of treatment with Interferon Beta 1a IM once weekly immediately after onset of a first demyelinating syndrome in high risk individuals

Rate of development of clinical definite multiple sclerosis 10 years [clinicaltrials_resource:07d93192302c85635015c789458a594b]

Initiation of treatment with Interferon Beta 1a IM once weekly immediately after onset of a first demyelinating syndrome in high risk individuals