[Against the zoonoses more attention is necessary [swine]]

animal diseases animal utile animali utili condiciones de trabajo condition de travail condizioni di lavoro disease surveillance enfermedades de los animales higiene veterinaria igiene veterinaria legislation legislazione maladie des animaux malattie degli animali occupational hazards riesgo riesgos ocupacionales rischi professionali rischio risk risque risque professionnel servicios veterinarios servizi veterinari useful animals veterinary hygiene veterinary services vigilancia de enfermedades vigilanza sulle malattie working conditions zoonose zoonoses zoonosi zoonosis