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Selenium deficiency |
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| Authors: | P H Anderson D S Patterson S Berrett |
| Abstract: | Calvings in a herd infected by Brucella abortus were monitored by cultural examination of milk and mucus and by serological and cultural examination of 5 ml samples of the blood. Out of 129 samples from which culture of B abortus was attempted, only one yielded a positive result. |
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