Rwandan health authorities will begin a vaccine study against the Marburg hemorrhagic fever as the East African country tries to stop the spread of an outbreak that has killed 12 people.

The country has already received shipments of the vaccines including from the Sabin Vaccine Institute. Rwanda's first outbreak of the viral hemorrhagic fever was detected in late September, with 46 cases and 12 deaths reported since then. Marburg has a fatality rate as high as 88 per cent.

Government to prioritise those ‘most at risk’ and ‘most exposed healthcare workers’ following the deaths of 12 people.