@article{ref1,
title="Gangrene from exposure to cold",
journal="British journal of surgery",
year="1964",
author="Dunning, M. W.",
volume="51",
number="",
pages="883-887",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1323",
doi="",
url="http://dx.doi.org/"
}