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1by Barragán, ME, Arce, J, Quintana, M de la, Durán, JC, Matienzo, D, Machicao, E, Yucra, G, Botelho, S, Aitken, P, Endara, J, Pinto, S, Michel Zamora, M
Published 1986Article bibliotecaUMSA BO -
2by Barragán, ME, De la Quintana, ML, Arce, M, Durán, JC, Endara, J, Pinto, S, Machicao, E, Molina, H, Zegada, L, Muñoz, JA, Valverde, S, Yucra, G, Michel Zamora, M
Published 1988Article bibliotecaUMSA BO -
3by Barragán, ME, Arce, J, De la Quintana, M, Durán, JC, Matienzo, D, Machicado, E, Yucra, G, Botelho, S, Aitken, P, Endara, J, Pinto, S, Zamora M, Michel, Coker-Vann, M, Gajdusek, CD
Published 1987Article bibliotecaUMSA BO