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Stillborn calves can be born from infected dams and congenitally infected calves may be  born with encephalomyelitis. Abortion usually occurs between 5-7 months of gestation but can occur as early as 3 months.
 
Stillborn calves can be born from infected dams and congenitally infected calves may be  born with encephalomyelitis. Abortion usually occurs between 5-7 months of gestation but can occur as early as 3 months.
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Most cases of infection occur via vertical transmission.
    
==Signalment==
 
==Signalment==
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