WHO: Strong control measures needed to stop steep climb in Ebola cases
Epidemiologists tracking the spread of Ebola virus disease are increasingly convinced that the current epidemic in West Africa has been growing exponentially for at least 16 weeks, since May 2014. The number of new cases has been doubling every 20-30 days.
Late last week, epidemiologists at the World Health Organization (WHO) headquarters in Geneva undertook a major re-assessment of all reported data coming from all sources at all outbreak sites.