TY - SER AU - Assis,R.A. AU - Lobato,F.C.F. AU - Salvarani,F.M. AU - Lima,C.G.R.D. AU - Uzal,F.A. TI - Detection of several clostrídia by a direct fluorescent antibody test in formalin-fixed, paraffin-embedded tissues KW - IMUNOFLUORESCÊNCIA KW - DIAGNÓSTICO KW - NECROSE ANIMAL ER -