Fig. 2From: The effect of intramuscular interferon beta-1a on spinal cord volume in relapsing-remitting multiple sclerosisSpinal cord area over 2 years: individual subject results. Change in normalized spinal cord area over 2 years in each subject, including patients with relapsing-remitting multiple sclerosis (MS) on interferon β-1a treatment (IFNβ-1a) (top) and normal controls (bottom)Back to article page