@article{ref1,
title="Cold pressor test follow-up study for seven years on 166 officers",
journal="American heart journal",
year="1950",
author="Armstrong, H. G. and Rafferty, J. A.",
volume="39",
number="4",
pages="484-490",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8703",
doi="",
url="http://dx.doi.org/"
}