Dias FC, Médici KC, Sousa RLM de, Alfieri AA, Samara SI. Genetic characterization of bovine viral diarrhoea virus detected in persistently infected cattle in Southern Minas Gerais, Brazil. Braz. J. Vet. Res. Anim. Sci. 2012;49(6):452-458. doi:10.11606/issn.1678-4456.v49i6p452-458