(Q45775961)
Statements
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Endemic porcine reproductive and respiratory syndrome virus infection of nursery pigs in two swine herds without current reproductive failure (English)
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porcine reproductive and respiratory syndrome virus
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G W Stevenson
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W G Van Alstine
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C L Kanitz
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K K Keffaber
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1 July 1993
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5
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3
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432-434
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Identifiers
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