The presence of co-infections in pigs with clinical signs of PMWS in The Netherlands: a case-control study
Autor: | Wellenberg, G.J, Stockhofe-Zurwieden, N, Boersma, W.J.A, de Jong, M.F, Elbers, A.R.W |
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Zdroj: | In Research in Veterinary Science 2004 77(2):177-184 |
Databáze: | ScienceDirect |
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