[BHV-1 and BVDV eradication in Germany: a contagious hygienic challenge].
D000818:Animals; D001912:Bovine Virus Diarrhea-Mucosal Disease / Q000453:epidemiology / Q000517:prevention & control*; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology / Q000517:prevention & control / Q000821:virology*; D005858:Germany / Q000453:epidemiology; D006566:Herpesviridae Infections / Q000453:epidemiology / Q000821:virology*; D007242:Herpesvirus 1, Bovine