commiss decis decemb amend annex council direct eec lai anim health requir applic intra commun trade import semen domest anim porcin speci notifi document number text eea relev ec commiss european commun regard treati establish european commun regard council direct eec june lai anim health requir applic intra commun trade import semen domest anim porcin speci amend decis ec articl thereof case aujeszki diseas dai period complet cleans disinfect hold elimin suspect consign consid safe annex direct eec amend measur provid decis accord opinion stand veterinari committe adopt decis articl annex direct eec point replac quot clinic patholog serolog evid aujeszki diseas record past dai quot articl decis address member state brussel decemb commiss david byrn member commiss oj oj