Uganda has begun a clinical trial of a vaccine against the Sudan strain of Ebola following an outbreak that has killed one nurse in the east African country.

Uganda has begun a trial vaccination programme for the strain of Ebola viral infection that is behind Sudan's latest outbreak, according to the World Health Organization (WHO), while the number of confirmed cases has risen to three.

In response to new Ebola virus outbreak, the Ugandan health authorities have begun a clinical trial of administering a vaccine that can protect the people against a possible spread of this infection.