either [all bovine animals have not been vaccinated against infectious bovine rhinotracheitis and have undergone at least once a year with negative result a serum neutralisation test or an ELISA test for infectious bovine rhinotracheitis/infectious pustular vulvovaginitis;]
either [all bovine animals were not vaccinated against infectious bovine rhinotracheitis and tested negative at least once a year to a serum neutralisation test or an ELISA test for infectious bovine rhinotracheitis/infectious pustular vulvo-vaginitis;]
The example sentences [G] were kindly provided by the Goethe Institute. Sentences marked by [EU] derived from DGT Multilingual Translation Memory. The European Commission retains ownership of the copyright in the original data.