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* 1. Please enter your information

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* 2. What factor is increasing the risk for Johnes in the national cow herd?

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* 3. There is a commercially available vaccine against Johnes disease 

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* 4. What are two classic symptoms of Johnes disease? 

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* 5. What group is the MOST susceptible to infection with Johnes?

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* 6. AT what age do infected animals typically start SHEDDING the disease? 

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