@article{ref1,
title="Firearm assaults occur on a relatively small scale in Sweden",
journal="Lakartidningen",
year="1990",
author="Nyman, G.",
volume="87",
number="32-33",
pages="2507-2509",
abstract="Abstract unavailable.",
language="",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}