Via the Daily Telegraph:

The Greek debt crisis is spreading “like Ebola” and Europe must act now to protect the stability the financial markets, according to the Organisation for Economic Co-operation and Development. “It’s not a question of the danger of contagion; contagion has already happened,” OECD secretary general Angel Gurria said. “This is like Ebola. When you realise you have it you have to cut your leg off in order to survive,” he added, saying the crisis is “threatening the stability of the financial system”.