Cristina, Maira, Roberta Torres de Melo, Eliane Pereira Mendonça, Letícia Ríspoli Coelho, and Daise Aparecida Rossi. “Use of Ceftiofur in Lactating Cows and Their Milk Excretion”. Pubvet 4, no. 33 (September 20, 2015). Accessed October 24, 2026. https://ojs.pubvet.com.br/index.php/revista/article/view/2475.