The absence of a vaccine and a specific treatment is making it difficult to combat the disease, which can lead to abortions, malformations and the death of calves. Producers are strengthening measures to prevent the spread of the virus in Portugal.
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The absence of a vaccine and a specific treatment is making it difficult to combat the disease, which can lead to abortions, malformations and the death of calves. Producers are strengthening measures to prevent the spread of the virus in Portugal.