@article{ref1,
title="Bicycle trauma injuries and hospital admissions in the United States, 1998-2013",
journal="JAMA journal of the American Medical Association",
year="2015",
author="Sanford, Thomas and McCulloch, Charles E. and Callcut, Rachael A. and Carroll, Peter R. and Breyer, Benjamin N.",
volume="314",
number="9",
pages="947-949",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="10.1001/jama.2015.8295",
url="http://dx.doi.org/10.1001/jama.2015.8295"
}