Kulendran Myutan, Leff Daniel R, Kerr Karen, Tekkis Paris P, Athanasiou Thanos, Darzi Ara
Academic Surgical Unit, Division of Surgery, Department of Cancer and Surgery, Imperial College London, London W2 1NY, UK.
Lancet. 2013 Feb 9;381(9865):427-9. doi: 10.1016/S0140-6736(13)60138-5. Epub 2013 Feb 4.