Castillo-López, R. I., Gutiérrez-Grijalva, E. P., Leyva-López, N., López-Martínez, L. X., & Heredia1, J. B. (2017). NATURAL ALTERNATIVES TO GROWTH-PROMOTING ANTIBIOTICS (GPA) IN ANIMAL PRODUCTION. Journal of Animal and Plant Sciences, 27(1), 349-359.