Assis, R.A. Lobato, F.C.F. Salvarani, F.M. Lima, C.G.R.D. Uzal, F.A. Detection of several clostrídia by a direct fluorescent antibody test in formalin-fixed, paraffin-embedded tissues Subjects--Topical Terms: IMUNOFLUORESCÊNCIADIAGNÓSTICONECROSE ANIMAL