@article{ref1,
title="The epidemiology of accidents",
journal="American journal of public health",
year="1949",
author="Gordon, J. E.",
volume="39",
number="4",
pages="504-515",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0090-0036",
doi="",
url="http://dx.doi.org/"
}