. 2013 Nov 14;100(13):1810–1817. doi: 10.1002/bjs.9318
© 2013 The Authors. British Journal of Surgery published by John Wiley & Sons Ltd on behalf of British Journal of Surgery Society Ltd
This is an open access article under the terms of the Creative Commons Attribution-NonCommercial License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited and is not used for commercial purposes.