@article{ref1,
title="Safety on bicycles, skateboards, scooters, and skates",
journal="Pediatrics in review",
year="2008",
author="Okun, Alexandra",
volume="29",
number="10",
pages="366-367",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0191-9601",
doi="10.1542/pir.29-10-366",
url="http://dx.doi.org/10.1542/pir.29-10-366"
}