Assertion: marburg virus's discovery | /r/CapableOf | refuel the fear
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text: However, the discovery of the filoviruses, Marburg virus (MARV) and Ebola virus (EBOV) in 1967 and 1976 respectively, refuelled the fear that viruses of this family Filoviridae could, similar to smallpox virus, sweep around the globe in a matter of weeks, and kill millions of people.