Clinical and anatomo-histopathological atypical features in few cases of BVD-MD [Piedmont, bovine viral diarrhoea - muzzle disease]

animal diseases animal viruses blood serum calves diagnosi diagnosis diagnostic diarrea diarrhoea emorragia enfermedades de la piel enfermedades de los animales enterite enteritis haemorrhage hemorragia identification identificazione immunity inmunidad ispezione postmortem lesiones lesioni lesions maladie de la peau maladie des animaux malattie degli animali malattie della pelle movement disorders necropsie necrose necrosi necrosis pcr piamonte piedmont piemont piemonte postmortem examination siero del sangue sintomi skin diseases symptome symptoms ternero trouble locomoteur veau virose viroses virosi virosis virus de los animales virus degli animali virus des animaux vitelli