PT - JOURNAL ARTICLE AU - J Killestein AU - B M J Uitdehaag TI - Cannabinoids in multiple sclerosis: urgent need for long term trials AID - 10.1136/jnnp.2005.075333 DP - 2005 Dec 01 TA - Journal of Neurology, Neurosurgery & Psychiatry PG - 1612--1612 VI - 76 IP - 12 4099 - http://jnnp.bmj.com/content/76/12/1612.short 4100 - http://jnnp.bmj.com/content/76/12/1612.full SO - J Neurol Neurosurg Psychiatry2005 Dec 01; 76