Amid Grave Ebola Estimates, US to Test Vaccine

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Amid Grave Ebola Estimates, US to Test Vaccine

by Associated Press Videos 1:43 mins

Amid Grave Ebola Estimates, US to Test Vaccine

by Associated Press Videos 1:43 mins

The National Institutes of Health will start the first human safety trials of an experimental Ebola vaccine next week, amid a grave estimate from the World Health Organization that Ebola cases in West Africa could top 20,000. (Aug. 28)

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