Public health aspects of viral haemorrhagic fevers in Britain.
D000818:Animals; D006482:Hemorrhagic Fevers, Viral / Q000453:epidemiology*; D006801:Humans; D007835:Lassa Fever / Q000453:epidemiology; D008379:Marburg Virus Disease / Q000453:epidemiology; D011159:Population Surveillance; D011634:Public Health; D012306:Risk; D014195:Travel; D006113:United Kingdom