AU - Torkildsen Ø, Knappskog P, Nyland HI, Myhr K TI - VItamin d–dependent rickets as a possible risk factor for multiple sclerosis PT - JOUR DP - 2008 TA - Archives of Neurology pages = {809-811}, VI - 65 IP - 6 AID - 10.1001/archneur.65.6.809 [doi] 4100 - http://dx.doi.org/10.1001/archneur.65.6.809 SO - Archives of Neurology June 1, 2008 65(6):809