PT - JOURNAL ARTICLE AU - L F HAAS TI - <strong>Multiple sclerosis</strong> AID - 10.1136/jnnp.66.2.237 DP - 1999 Feb 01 TA - Journal of Neurology, Neurosurgery &amp; Psychiatry PG - 237--237 VI - 66 IP - 2 4099 - http://jnnp.bmj.com/content/66/2/237.short 4100 - http://jnnp.bmj.com/content/66/2/237.full SO - J Neurol Neurosurg Psychiatry1999 Feb 01; 66