1. Alvord, E.C., Shaw, C.M., Hruby, S. and Kies, M.W. (1965). Ann. N.Y. Acad. Sci., 122, 333
2. Paterson, P.Y. (1977). In Talal, N. (ed.). Autoimmunity, Genetics, Immunologic, Virologic and Clinical Aspects, pp. 643–692 (New York: Academic Press)
3. Raine, C.S. and Stone, S.H. (1977). N.Y. State J. Med., 77, 1693
4. Wisniewski, H.M. and Keith, A.B. (1977). Ann. Neurol., 1, 144
5. Lassmann, H. and Wisniewski, H.M. (1979). Archs. Neurol., 36, 490