Authors: Boelaert, F Deluyker, H Maes, D Godfroid, J Raskin, A Varewijck, H Pensaert, M Nauwynck, H Castryck, F Miry, C Robijns, JM Hoet, B Segers, E Van Vlaenderen, I Robert, A Koenen, F

Citation: F. Boelaert et al., Prevalence of herds with young sows seropositive to pseudorabies (Aujeszky's disease) in northern Belgium, PREV VET M, 41(4), 1999, pp. 239-255