@article{ref1,
title="Increased risk of accidents during night shift. An underestimated problem are fatigue-induced accidents",
journal="Lakartidningen",
year="1995",
author="Akerstedt, Torbjörn",
volume="92",
number="20",
pages="2103-2104",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}