Ugandan authorities have begun a clinical trial of a vaccine against the Sudan strain of Ebola that has killed one person in the outbreak declared last week.

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.

A Ugandan doctor prepares to vaccinate the contact of a patient who had tested positive, during the launch of the vaccination for the Sudan strain of Ebola virus with a trial vaccine at the Mulago Guest House (Isolation centre) in Kampala,