@article{ref1,
title="Safe on playgrounds? The nature and causes of children's playground accidents and opportunities for prevention",
journal="Public health",
year="1988",
author="Buck, D. J.",
volume="102",
number="6",
pages="603-611",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0033-3506",
doi="",
url="http://dx.doi.org/"
}