@article{ref1,
title="Letter: Heat stroke",
journal="New England journal of medicine",
year="1975",
author="",
volume="292",
number="1",
pages="51-51",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}