T. R. do Rosário, C. C. Dib, E. Roxo, S. R. Pinheiro, S. A. Vasconcellos, and N. R. Benites, “Evaluation of polymerase chain reaction (PCR) for identifying Mycobacterium bovis isolates from the modified Middlebrook 7H11 agar thin layer technique”, Rev Inst Adolfo Lutz, vol. 71, no. 4, pp. 753–756, Dec. 2012.