S.M. Quevedo, A.C. Velasco, D. Martin and L. Barreales
International Journal of Tropical Medicine 2 ( 1 ): 13 - 15 , 2007
D. Martin, G. Caja, A. Arguello, N. Castro, S. Alvarez and J. Capote
Journal of Animal and Veterinary Advances 5 ( 12 ): 1088 - 1092 , 2006