@article{ref1,
title="Suicide statistics: the problem of comparability",
journal="WHO chronicle",
year="1975",
author="",
volume="29",
number="5",
pages="188-193",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0042-9694",
doi="",
url="http://dx.doi.org/"
}