Experimental studies on the susceptibility of domestic pigs to west nile virus followed by Japanese encephalitis virus infection and vice versa

animal viruses cerdo culex disease transmission inoculation inoculation methods japanese encephalitis virus porcin septicaemia septicemia septicemie swine titrimetria titrimetrie titrimetry transmission des maladies vecteur de maladie vectores vectors virus de la encefalitis japonesa virus de los animales virus des animaux