@article{ref1,
title="Bicycle safety",
journal="Pediatrics in review",
year="2015",
author="Okun, Alex",
volume="36",
number="3",
pages="138-139",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0191-9601",
doi="10.1542/pir.36-3-138",
url="http://dx.doi.org/10.1542/pir.36-3-138"
}