@article{ref1,
title="Extrapolation from attempted suicides to completed suicides",
journal="Journal of abnormal psychology",
year="1975",
author="Lester, David and Beck, Aaron T. and Trexler, Lance",
volume="84",
number="5",
pages="563-566",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0021-843X",
doi="",
url="http://dx.doi.org/"
}