@article{ref1,
title="Effectiveness of regional trauma systems. Improvements have occurred since study",
journal="British medical journal: BMJ",
year="1998",
author="Oakley, P. A. and Kirby, R. M. and Redmond, A. D. and Templeton, J.",
volume="316",
number="7141",
pages="1383; author reply 1384-1383; author reply 1384",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}