Influenza investigations in the Veterinary Institute, Debrecen, Hungary

ataxia ataxie broiler chickens canard cardiovascular diseases cerdo diarrea diarrhoea ducks enfermedades cardiovasculares hongrie hungary hungria influenzavirus maladie cardiovasculaire pato pollo de engorde porcin poulet de chair respiratory disorders swine trastornos respiratorios trouble respiratoire turkey turquia turquie