PT - JOURNAL ARTICLE AU - Schoonheim, M.M. AU - Geurts, J.J.G. TI - What Causes Deep Gray Matter Atrophy in Multiple Sclerosis? AID - 10.3174/ajnr.A5942 DP - 2019 Jan 01 TA - American Journal of Neuroradiology PG - 107--108 VI - 40 IP - 1 4099 - http://www.ajnr.org/content/40/1/107.short 4100 - http://www.ajnr.org/content/40/1/107.full SO - Am. J. Neuroradiol.2019 Jan 01; 40