@article{ref1,
title="Sickle cell trait and frostbite",
journal="United States Armed Forces medical journal",
year="1952",
author="Ellenhorn, M. J. and Weiner, D.",
volume="3",
number="12",
pages="1845-1851",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0566-0777",
doi="",
url="http://dx.doi.org/"
}