[Considerations on the etiology of hemorrhagic fever in Bulgaria].
D001203:Ascomycota; D002031:Bulgaria; D006480:Hemorrhagic Fever with Renal Syndrome / Q000453:epidemiology*; D006482:Hemorrhagic Fevers, Viral; D006801:Humans
EPIDEMIC HEMORRHAGIC FEVER/epidemiology
Prouchvaniia vurkhu etiologiiata na hemoragichnata treska v Bulgariia.