@article{ref1,
title="The role of child supervision as a risk or protective factor for childhood injury in active play",
journal="Journal of science and medicine in sport",
year="2009",
author="Petrass, L. and Blitvich, J. and Finch, Caroline F.",
volume="12",
number="Suppl 1",
pages="S40-S40",
abstract="From the proceedings of the ASICS Conference of Science and Medicine in Sport 2008<p />",
language="",
issn="1440-2440",
doi="10.1016/j.jsams.2008.12.097",
url="http://dx.doi.org/10.1016/j.jsams.2008.12.097"
}