Guillermo Davalos-Aranda, Ruben Maldonado-Mena, Martha V. Garza-Zermeno, Sibilina Cedillo-Rosales, Luis C. Galan-Alejo and Victor M. Riojas-Valdes
Journal of Animal and Veterinary Advances 9 ( 3 ): 639 - 642 , 2010