@article{ref1,
title="Blood loss in trauma",
journal="Annals of the Royal College of Surgeons of England",
year="1963",
author="Wolfson, Lara J.",
volume="33",
number="",
pages="158-164",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0035-8843",
doi="",
url="http://dx.doi.org/"
}