@article{ref1,
title="Cold trauma. (Case P19)",
journal="Canadian Medical Association journal",
year="1969",
author="Percy, E. C.",
volume="101",
number="13",
pages="89-91",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0008-4409",
doi="",
url="http://dx.doi.org/"
}