Medical personnel at the Ebola treatment centre at Island hospital in Monrovia disinfect people who had brought patients suspected of having the Ebola virus on October 2, 2014.  Liberian President Ellen Johnson Sirleaf said Wednesday the Ebola outbreak that has devastated her country was showing signs of stabilising as the official death toll rose again.  AFP PHOTO / PASCAL GUYOT (Photo by Pascal GUYOT / AFP)        (Photo credit should read PASCAL GUYOT/AFP via Getty Images)