%0 Journal Article %T The immune response of cattle, persistently infected with noncytopathic BVDV, after superinfection with antigenically semi-homologous cytopathic BVDV %A Christianne J.M. Bruschke %A Haghparast, Alireza %A Aad Hoek %A Victor P.M.G. Rutten %A G. Henk Wentink %A Piet A. Van Rijn %A Jan T. Van Oirschot %J Veterinary Immunology and Immunopathology %@ 0165-2427 %D 1998