The disease is more fatal in young animals that have been fed on infected milk, and produces death in from 60 to 80 per cent of these cases as a result of gastroenteritis.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Death may result from gastroenteritis or convulsions.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler