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Lua i Stíl Chicago (17ú heag.)Weinshenker, BG, D. Bulman, W. Carriere, J. Baskerville, agus G. Ebers. A Comparison of Sporadic and Familial Multiple Sclerosis. 1990.
Lua MLA (9ú heag.)Weinshenker, BG, et al. A Comparison of Sporadic and Familial Multiple Sclerosis. 1990.
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