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Stevens, E. T.; Brown, M. S.; Burdett, W. W.; Bolton, M. W.; Nordstrom, S. T.; Chase, C. C. L. Efficacy of a Non-Adjuvanted, Modified-Live Virus Vaccine in Calves With Maternal Antibodies Against a Virulent Bovine Viral Diarrhea Virus Type 2a Challenge Seven Months Following Vaccination. Bov. pract. 2010, 45, 23-31.