Haemorrhagic fevers.
D000293:Adolescent; D000328:Adult; D000818:Animals; D001102:Arbovirus Infections / Q000453:epidemiology / Q000635:transmission; D001103:Arboviruses / Q000302:isolation & purification; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology; D006482:Hemorrhagic Fevers, Viral / Q000453:epidemiology / Q000209:etiology* / Q000382:microbiology; D006801:Humans; D007836:Lassa virus; D008379:Marburg Virus Disease / Q000175:diagnosis; D009549:Nigeria; D013019:South Africa