RT Journal Article SR Electronic T1 Treatment strategies across the multiple sclerosis lifespan JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP S1 OP S2 DO 10.1212/01.wnl.0000277701.66491.c4 VO 68 IS 24 suppl 4 A1 Amy Perrin Ross YR 2007 UL http://n.neurology.org/content/68/24_suppl_4/S1.abstract AB