Actual knowledge on porcine reproductive and respiratory syndrome in pigs

abortion aborto animal diseases animal viruses apetito appetit appetite arn avortement bronche bronchi bronquios cerdas disease transmission elisa enfermedades de los animales functional disorders immunodiagnosis immunodiagnostic immunofluorescence inmunofluorescencia maladie des animaux reproductive disorders respiratory disorders rna sows symptome symptoms test elisa transmission des maladies trastornos funcionales trastornos respiratorios trouble de la reproduction trouble fonctionnel trouble respiratoire truie virus de los animales virus des animaux