22:32World Business ReportFirst broadcast 2020/01/30 22:32 GMT: Coronavirus declared global health emergency by WHOBBC World Service Duration: 27 minutes Thu 30th Jan 2020, 22:32 on BBC World Service West and Central AfricaAvailable for over a yearListen nowThe outbreak continues to spread outside China. Show more GenresFactualMoneyFormatsBulletinsBrandWorld Business Report Source: BBC Online