Bellaver C, Gomes PC, Costa V, Fialho ET, Freitas AR de. Copper and virginiamycin as swine growth promotors. PAB [Internet]. 2014 Apr. 16 [cited 2026 Jul. 13];17(12):1789-93. Available from: https://apct.sede.embrapa.br/pab/article/view/16428