Mettifogo, Elena, Ernst Eckehardt Muller, Julio Cesar de Freitas, Jane Megid, Amauri Alcindo Alfieri, and Vanerli Beloti. “Subclinical Mastitis by Corynebacterium Bovis in Catle from Northern Paraná, Brazil”. Semina: Ciências Agrárias 12, no. 1 (March 9, 1991): 41–44. Accessed April 10, 2026. https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/4673.