title: Preventing introduction and spread of avian influenza among bird flocks in Europe: recommendations by European Animal Health Panel.
mesh_terms: D000827:Animal Welfare / Q000458:organization & administration*; D000818:Animals; D001717:Birds; D003140:Communicable Disease Control / Q000458:organization & administration*; D004641:Emigration and Immigration; D005062:European Union / Q000458:organization & administration*; D017408:Guidelines as Topic; D006801:Humans; D005585:Influenza in Birds / Q000453:epidemiology* / Q000517:prevention & control*; D007251:Influenza, Human / Q000453:epidemiology / Q000517:prevention & control*; D011159:Population Surveillance / Q000379:methods*