No abstract available
MeSH terms
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Animals
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Cattle
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Feces / microbiology
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Goats
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Mycobacterium avium subsp. paratuberculosis / isolation & purification
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Norway / epidemiology
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Paratuberculosis / diagnosis
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Paratuberculosis / epidemiology*
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Paratuberculosis / prevention & control
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Population Surveillance
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Vaccination