@article{ref1,
title="Suicide among university students",
journal="Journal of the American College Health Association",
year="1973",
author="Sims, L. and Ball, M. J.",
volume="21",
number="4",
pages="336-338",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-7944",
doi="",
url="http://dx.doi.org/"
}