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A prospective study evaluating duration of swine breeding herd PRRS virus-free status and its relationship with measured risk
Derald J. Holtkamp, Paul E. Yeske, Dale D. Polson, Jamie L. Melody, Reid C. PhilipsVolume:
96
Year:
2010
Language:
english
DOI:
10.1016/j.prevetmed.2010.06.016
File:
PDF, 244 KB
english, 2010