TY - SER AU - Lazaro,N.S. AU - Hofer,E. TI - Cross-reactions between Yersinia enterocolitica serotype 9 and Brucella spp in bovine and swine sera, in the area of Rio de Janeiro KW - Bovino KW - SUÍNO KW - Brucelose KW - Soro-Aglutinacao KW - Vacina ER -