Brucellosis in working equines of cattle farms from Minas Gerais State, Brazil - Junqueira Jr., Danilo Guedes; Dorneles, Elaine Maria Seles; Gonçalves, Vito Salvador Picão; Santana, Jordana Almeida; Almeida, Valéria Maria de Andrade; Nicolino, Rafael Romero; Silva, Marcos Xavier; Mota, Ana Lourdes Arrais de Alencar; Veloso, Flávio Pereira; Stynen, Ana Paula Reinato; Heinemann, Marcos Bryan; Lage, Andrey Pereira (Preventive Veterinary Medicine, 2015)