PT - JOURNAL ARTICLE AU - Z. Liptak AU - A.M. Berger AU - M.P. Sampat AU - A. Charil AU - O. Felsovalyi AU - B.C. Healy AU - P. Hildenbrand AU - S.J. Khoury AU - H.L. Weiner AU - R. Bakshi AU - C.R.G. Guttmann TI - Medulla Oblongata Volume: A Biomarker of Spinal Cord Damage and Disability in Multiple Sclerosis AID - 10.3174/ajnr.A1162 DP - 2008 Jun 12 TA - American Journal of Neuroradiology 4099 - http://www.ajnr.org/content/early/2008/06/12/ajnr.A1162.short 4100 - http://www.ajnr.org/content/early/2008/06/12/ajnr.A1162.full