California group arboviruses in Florida and report of a new strain, Keystone virus.
D000330:Aedes; D000818:Animals; D001102:Arbovirus Infections / Q000453:epidemiology*; D001103:Arboviruses / Q000302:isolation & purification*; D003168:Complement Fixation Tests; D004463:Ecology; D004668:Encephalitis Viruses / Q000302:isolation & purification*; D005431:Florida; D006385:Hemagglutination Inhibition Tests; D006801:Humans; D066298:In Vitro Techniques; D009500:Neutralization Tests