@article{ref1,
title="Severe cold injury in London",
journal="Practitioner",
year="1968",
author="Cohen, N. M.",
volume="200",
number="197",
pages="403-410",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0032-6518",
doi="",
url="http://dx.doi.org/"
}