@article{ref1,
title="Occupation and suicide",
journal="Industrial medicine and surgery",
year="1964",
author="Tuckman, J. and Youngman, W. F. and Kreizman, G.",
volume="33",
number="",
pages="818-820",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0019-8536",
doi="",
url="http://dx.doi.org/"
}