Darabighane, B., Mahdavi, A., Aghjehgheshlagh, F. M., Zarei, A., Kasapidou, E., & Nahashon, S. N. (2017). Effect of Aloe vera and vitamin E supplementation on the immune response of broilers. Revista Colombiana De Ciencias Pecuarias, 30(2), 159–164. https://doi.org/10.17533/udea.rccp.v30n2a07