@article{ref1,
title="Prevention of suicide in medical practice",
journal="Medizinische Welt",
year="1977",
author="Böcker, F.",
volume="28",
number="5",
pages="229-232",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8512",
doi="",
url="http://dx.doi.org/"
}