@article{ref1,
title="Design without danger",
journal="Occupational health nurse",
year="1968",
author="Williams, R. G.",
volume="20",
number="4",
pages="215-217",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="",
doi="",
url="http://dx.doi.org/"
}