@article{ref1,
title="The safety of vulnerable road users: the challenge for twenty-first century",
journal="International journal of injury control and safety promotion",
year="2015",
author="Tiwari, Geetam",
volume="22",
number="2",
pages="93-94",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1745-7300",
doi="10.1080/17457300.2015.1036528",
url="http://dx.doi.org/10.1080/17457300.2015.1036528"
}