@article{ref1,
title="Neck sprains after car accidents",
journal="British medical journal: BMJ",
year="1989",
author="Porter, K. M.",
volume="298",
number="6679",
pages="973-974",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}