[Problem of carriage of Japanese encephalitis virus B in nature].
D004660:Encephalitis; D004664:Encephalitis Virus, Japanese; D004671:Encephalitis, Arbovirus / Q000635:transmission*; D058872:Epidemics; D006801:Humans
ENCEPHALITIS, EPIDEMIC/transmission
Problema tsirkuliatsii virusa iaponskogo entsefalita B v prirode.