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The prevalence of bovine viral diarrhoea antibodies in selected South African dairy herds, and control of the disease |
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| Authors: | Ferreira G M Lourens D C van Vuuren M |
| Institution: | Department of Production Animal and Community Health, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, South Africa. |
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| 本文献已被 PubMed 等数据库收录！ | |