Medical workers in protective clothing work in a room on the sixth floor of the Carlos III hospital, where Spanish nurse Teresa Romero Ramos who contracted Ebola is hospitalised, in Madrid, October 10, 2014. Seven people turned themselves in late on Thursday to an Ebola isolation unit in Madrid where Teresa Romero, the nurse who became the first person to contract Ebola outside Africa, lay gravely ill. REUTERS/Andrea Comas (SPAIN - Tags: HEALTH DISASTER TPX IMAGES OF THE DAY)