20:32Health CheckAlarm Over Mysterious Respiratory Illness in ChinaBBC World Service Duration: 27 minutes Wed 8th Jan 2020, 20:32 on BBC World Service OnlineAvailable for over a yearListen nowThe scientist who solved the mystery of a killer brain disease and a shrew. Show more GenresFactualHealth & WellbeingFormatsMagazines & ReviewsBrandHealth Check Source: BBC Online