| http://www.w3.org/ns/prov#value | - But so do exciting developments in understanding how disease spreads and a growing awareness that in this era of jet travel, no country is an island, immune from old scourges such as tuberculosis and malaria and newer, equally terrifying ones, from HIV and hepatitis C to hantavirus, Ebola virus, West Nile fever, mad cow disease and hoof-and-mouth disease.
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