@article{ref1,
title="Cardiovascular risk and risk factors in the context of aircrew certification",
journal="European heart journal",
year="1992",
author="Tunstall-Pedoe, H.",
volume="13",
number="Suppl H",
pages="16-20",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0195-668X",
doi="",
url="http://dx.doi.org/"
}