Geron, L. J. V.; Silva, H. F. da; Trautmann-Machado, R. J.; Garcia, J.; Mexia, A. A.; Moura, D. C.; Ribeiro, M. G.; Oliveira, E. B. de. Growth Promoters Additives (antibiotics, Ionophores, Probiotics, Prebiotics and Propolis) Used in Animal Feed. Pubvet 2015, 7 (14). https://doi.org/10.22256/pubvet.v7n14.1563.