[1]
H. Ramírez, T. Aristizábal, A. Levin, W. A. Blattner, M. Pantoja, and E. Maloney, “Epidemiological Aspects of HTLV-I virus infection in localities of the Cauca Valley and Pacific coast”, Colomb Med, vol. 19, no. 2, pp. 53–57, Jun. 1988.