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National seroprevalence of PRRS, mycoplasma, and swine influenza virus


Author:
Bush, Eric J., Thacker, Eileen L., and Swenson, Sabrina L.
Year:
2003
Subject:
Porcine reproductive and respiratory syndrome -- United States -- Epidemiology, Mycoplasma diseases in animals -- United States -- Epidemiology, Swine influenza -- United States -- Epidemiology, porcine reproductive and respiratory syndrome, epidemiology, Influenza A virus, Mycoplasma hyopneumoniae, and United States
Language:
English
Collection:
USDA publications