@article{ref1,
title="Worldwide changes in suicide trends",
journal="Sairaanhoitaja",
year="1977",
author="Ollikainen, L.",
volume="53",
number="15",
pages="6-7",
abstract="<p>[Abstract unavailable]</p><p>Language: fi</p>",
language="fi",
issn="0036-3278",
doi="",
url="http://dx.doi.org/"
}