Peralta Junior H, Marçal WS, Nascimento EE do. Clinical occurrences of bovine exposed at agricultural fairs of Londrina, Pr - Brazil. Semina: Ciênc. Agrár. [Internet]. 2005 Jun. 30 [cited 2025 Dec. 8];26(1):103-8. Available from: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/2280