@article{ref1,
title="Suffering: a sixth vital sign?",
journal="Delaware medical journal",
year="2005",
author="Tavani, Carol A. and LeRoy, Pierre",
volume="77",
number="10",
pages="411-412",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0011-7781",
doi="",
url="http://dx.doi.org/"
}