00586naa a2200181 a 450000100080000000500110000800800410001910000200006024501080008026000090018865000100019765000250020765000110023265300230024370000180026670000300028477300900031414342051999-08-04       1977    bl uuuu     u00u1 u    #d1 aWILLIAMS, H. A.  aEvidencias epidemiologicas e anatomopatologicas da pneumonia enzootica dos suinos no Rio Grande do Sul.  c1977  aswine  aPneumonia Enzoótica  aSuíno  aEnzootic penumonia1 aPIFFER, I. A.1 aBARCELLOS, D. E. S. N. de  tBoletim do Instituto de Pesquisa Veterinaria "Desiderio Finamor"gn.4, p.87-95, 1977.