[Viral hemorrhagic fevers. Basic epidemiologic characteristics].
D006482:Hemorrhagic Fevers, Viral / Q000145:classification / Q000175:diagnosis / Q000453:epidemiology* / Q000635:transmission; D006801:Humans; D015047:Zoonoses
Virusne hemoragicne groznice. Osnovne epidemioloske karakteristike.