@article{ref1,
title="Crash risk in general aviation",
journal="JAMA journal of the American Medical Association",
year="2007",
author="Li, Guohua and Baker, Susan Pardee",
volume="297",
number="14",
pages="1596-1598",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="10.1001/jama.297.14.1596",
url="http://dx.doi.org/10.1001/jama.297.14.1596"
}