Howell, P.G.; Nurton, Jane P.; Nel, Daleen; Lourens, Carina W.; Guthrie, Alan John(Agricultural Research Council, ARC-OVI and the University of Pretoria, 2008-06)
Cohorts of yearlings were sampled over a period of 6 years in a retrospective serological survey to establish the annual prevalence of serotype specific antibody to equine encephalosis virus on Thoroughbred stud farms ...
