@article{ref1,
title="History in the study of suicide",
journal="Psychological medicine",
year="1971",
author="Rosen, G.",
volume="1",
number="4",
pages="267-285",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0033-2917",
doi="",
url="http://dx.doi.org/"
}