Ferreira, H.L. Spilki, F.R. Santos, M.M.A.B. dos Almeida, R.S. de Arns, C.W. Comparative evaluation of conventional RT-PCR and real-time RT-PCR (RRT-PCR)for detection of avian metapneumovirus subtype A Subjects--Topical Terms: AVICULTURAVÍRUSDOENÇA ANIMAL