If such signs are observed, clinical, bacteriological and, if necessary, serological tests must be carried out under official supervision to establish that the symptoms are non-brucellic;
Če se take znake opazi, je treba pod uradnim nadzorom opraviti klinične, bakteriološke in, če je to potrebno, serološke teste, da se ugotovi, da ne gre za simptome bruceloze;