L. Avendano-Reyes, F.D. Alvarez-Valenzuela, L. Molina-Ramirez, R. Rangel-Santos, A. Correa-Calderon, J. Rodriguez-Garcia, M. Cruz-Villegas, P.H. Robinson and T. R. Famula
Journal of Animal and Veterinary Advances 6 ( 6 ): 807 - 812 , 2007