Predominance of the autoimmune response to myelin oligodendrocyte glycoprotein (MOG) in multiple sclerosis: reactivity to the extracellular domain of MOG is directed against three main regions - Kerlero de Rosbo, N; Hoffman, M; Mendel, I; Yust, I; Kaye, J; Bakimer, R; Flechter, S; Abramsky, O; Milo, R; Karni, A; Ben-Nun, A (Eur J Immunol, 1997)