Gustavo Hernandez Vidal, Jorge R. Kawas Garza, Rafael Ramirez Romero, Luis E. Rodriguez Tovar, Alicia M. Nevares Garza, Francisco A. Mora Valdez, Jesus J. Hernandez Escareno, Elisabeth Davis and Leo B. Jeffcott
Journal of Animal and Veterinary Advances 8 ( 5 ): 935 - 945 , 2009