London 's Royal Free Hospital tweets that it 's released Pauline Cafferkey . She was diagnosed with Ebola in late December , at which point was in critical condition . She contracted the virus after working in Sierra Leone and became ill after returning to London .
London 's Royal Free Hospital tweets that it 's released Pauline Cafferkey . She was diagnosed with Ebola in late December , at one point was in critical condition . She contracted the virus after working in Sierra Leone and became ill after returning to Britain .