@article{ref1,
title="Euthanasia",
journal="Nature medicine",
year="1995",
author="Curtis, D.",
volume="1",
number="9",
pages="849-851",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1078-8956",
doi="10.1038/nm0995-849b",
url="http://dx.doi.org/10.1038/nm0995-849b"
}