@article {e4, editor = {,}, title = {Correction}, volume = {44}, number = {13}, pages = {e4--e4}, year = {2010}, doi = {10.1136/bjsm.2006.030700}, publisher = {British Association of Sport and Excercise Medicine}, issn = {0306-3674}, URL = {https://bjsm.bmj.com/content/44/13/e4}, eprint = {https://bjsm.bmj.com/content}, journal = {British Journal of Sports Medicine} }