08:06Newsday18/02/2020 08:06 GMT: Coronavirus outbreakBBC World Service Duration: 23 minutes Tue 18th Feb 2020, 08:06 on BBC World Service West and Central AfricaAvailable for over a yearListen nowLargest study suggests elderly and sick are most at risk. Show more GenresNewsFormatsMagazines & ReviewsBrandNewsday Source: BBC Online