DOI:
10.1055/s-00034912
Tierärztliche Praxis Ausgabe G: Großtiere / Nutztiere
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References
Nathues C, Janssen E, Duengelhoef A. et al.
Cross-sectional study on risk factors for porcine reproductive and respiratory syndrome virus sow herd instability in German breeding herds.
Acta Vet Scand 2018;
60 (57) 1-8
DOI: 10.1186/s13028–018–0411–7.
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