A doctor credited with treating more than 100 patients in Sierra Leone's fight against the Ebola outbreak has died after contracting virus himself, the country's chief medical officer said.
Sheik Umar Khan was infected this month and had been moved to a treatment ward run by medical charity Medecins Sans Frontieres in the far north of the country.
But Brima Kargbo said today that Umar Khan had passed away.
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