Predictive value of early serum cytokine changes on long-term interferon beta-1a efficacy in multiple sclerosis. Petek-Balcı B, Coban A, Shugaiv E, Türkoğlu R, Ulusoy C, Içöz S, Pehlivan M, Tüzün E, Akman-Demir G, Kürtüncü M, et al. Int J Neurosci. 2014 Jul 17. PMID: 25026220. Abstract CommentRecommendBookmarkWatch