Sá, Marcos Eielson Pinheiro de, Maria de Lourdes Ribeiro de Souza da Cunha, Acacia Orieth Elias, Cassiano Victória, and Helio Langoni. 2004. “Importance of Staphylococcus Aureus in Bovine Subclinical Mastitis: Presence of Enterotoxins, Shock Syndrome Toxin and Relationship With Somatic Cell Count”. Brazilian Journal of Veterinary Research and Animal Science 41 (5): 321-26. https://doi.org/10.1590/S1413-95962004000500005.