@article{ref1,
title="How do biological characteristics increase the risk of suicide?",
journal="Lakartidningen",
year="1991",
author="",
volume="88",
number="9",
pages="746, 749-746, 749",
abstract="<p>[Abstract unavailable]</p> <p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}