[Virulence of the West Nile virus in relation to the age of the susceptible animals].
D000818:Animals; D002522:Chlorocebus aethiops; D014774:Virulence; D014780:Viruses; D014902:West Nile virus
VIRUSES
Sôbre a virulência do virus West Nile em relaçao a idade dos animais sensiveis.