title: Proceedings from the 2nd European Symposium on BVDV (Bovine Virus Diarrhoea Virus) Control, October 20-22, 2004, Porto, Portugal.
mesh_terms: D000818:Animals; D001912:Bovine Virus Diarrhea-Mucosal Disease / Q000517:prevention & control; D002417:Cattle; D001908:Diarrhea Viruses, Bovine Viral