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Izquierdo M, Balboa MA, Fernández-Rañada JM, Figuera A, Torres A, Iriondo A, López-Botet M.Izquierdo M, et al.Clin Exp Immunol. 1990 Oct;82(1):145-50. doi: 10.1111/j.1365-2249.1990.tb05418.x.Clin Exp Immunol. 1990.PMID: 1698579Free PMC article.