@article{ref1,
title="Preventable deaths after injury: Why are the traditional 'vital' signs poor indicators of blood loss?",
journal="Journal of accident and emergency medicine",
year="1995",
author="Little, R. A. and Kirkman, Emrys and Driscoll, P. and Hanson, J. and Mackway-Jones, K.",
volume="12",
number="1",
pages="1-14",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1351-0622",
doi="",
url="http://dx.doi.org/"
}