Correction: Data visualisation to support obesity policy: case studies of data tools for planning and transport policy in the UK.

The financial support for this Article was not fully acknowledged. The Acknowledgements should have included the following: "This work was undertaken by the Centre for Diet and Activity Research (CEDAR), a UK Clinical Research Collaboration (UKCRC) Public Health Research Centre of Excellence. Funding from the British Heart Foundation, Cancer Research UK, Economic and Social Research Council, Medical Research Council, the National Institute for Health Research [Grant Number ES/G007462/1], and the Wellcome Trust [Grant Number 087636/Z/08/Z], under the auspices of the UK Clinical Research Collaboration, is gratefully acknowledged."