"A single death can lead to up to 17 cases of transmission," WHO stated.

The DRC Ebola outbreak has claimed more than 900 lives, with health authorities reporting continued transmission across five provinces as WHO warns that the epidemic is spreading.

All but two of the deaths took place in the Congo, which as of Monday had recorded 2,473 cases in the latest outbreak of the haemorrhagic virus.

At least 999 people have died in an ongoing Ebola outbreak in eastern Congo, according to official data released on Wednesday, with the actual toll potentially higher as…