@article{ref1,
title="Homicide in the Workplace in Ontario: Occupations at Risk and Limitations of Existing Data Sources",
journal="Canadian journal of public health",
year="1990",
author="Liss, G. M. and Craig, C. A.",
volume="81",
number="",
pages="10-15",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0008-4263",
doi="",
url="http://dx.doi.org/"
}