@article{ref1,
title="When is "dead"?",
journal="Hastings center report",
year="1999",
author="Youngner, S. J. and Arnold, R. M. and DeVita, M. A.",
volume="29",
number="6",
pages="14-21",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0093-0334",
doi="",
url="http://dx.doi.org/"
}