@article{ref1,
title="Suicide in old age",
journal="Pflege Zeitschrift",
year="1997",
author="Sölken, U.",
volume="50",
number="12",
pages="suppl 2-7",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0945-1129",
doi="",
url="http://dx.doi.org/"
}