@article{yamaguti_muller_piffer_kich_klein_kuchiishi_2008,  title={Detection of Mycoplasma hyopneumoniae by polymerase chain reaction in swine presenting respiratory problems},  volume={39},  ISSN={1517-8382},  url={https://doi.org/10.1590/S1517-83822008000300011},  DOI={10.1590/S1517-83822008000300011},  number={3},  journal={Brazilian Journal of Microbiology},  publisher={Sociedade Brasileira de Microbiologia},  author={Yamaguti, M. and Muller, E.E. and Piffer, A.I. and Kich, J.D. and Klein, C.S. and Kuchiishi, S.S.},  year={2008},  month={Jul},  pages={471–476} }