(Q50708509)
Statements
Heartwater: Cross-immunity studies with strains ofCowdria ruminantium isolated in west and South Africa (English)
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Heartwater: cross-immunity studies with strains of Cowdria ruminantium isolated in West and South Africa (English)
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A. J. van Winkelhoff
1 August 1981
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13
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3
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160-164
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