TY - SER AU - Almeida,P.R. AU - Andrade,C.P. AU - Almeida,L.L. AU - Oliveira,L.G.S. AU - Castro,L.A. AU - Zlotowski,P. AU - Silva,S.C.da AU - Driemeier,D. TI - Nested-PCR for the detection of Mycoplasma hyopneumoniae in bronchial alveolar swabs, frozen tissues and formalin-fixed paraffin-embedded swine lung samples: comparative evaluation with immunohistochemical findings and histological features KW - SUÍNO KW - HISTOPATOLOGIA KW - DIAGNÓSTICO ER -