Braga, Pollyana Rennó Campos, et al. “Seroprevalence of Equine Viral Arteritis in Paulista Mesoregions Between 2007 and 2008”. Semina: Ciências Agrárias, vol. 33, no. 4, Aug. 2012, pp. 1501-6, doi:10.5433/1679-0359.2012v33n4p1501.