@article{ref1,
title="Are schools safe? Analysis of 409 student accidents in elementary schools",
journal="Clinical pediatrics",
year="1969",
author="Dale, M. and Smith, M. E. and Weil, J. W. and Parrish, H. M.",
volume="8",
number="5",
pages="294-296",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0009-9228",
doi="",
url="http://dx.doi.org/"
}