High occurrence of Mycoplasma suis infection in swine herds from non-technified farms in Mossoró, state of Rio Grande do Norte, Northeastern Brazil

by Mariana Aparecida Toledo, Alexandro Iris Leite, Luiz Ricardo Gonçalves, Keyla Carstens Marques de Sousa, Renan Bressianini do Amaral, Glaucenyra Cecília Pinheiro da Silva, Rosangela Zacarias Machado, Marcos Rogério André