@article{ref1,
title="A key to accident prevention; the story of the modus operarii",
journal="British journal of physical medicine",
year="1957",
author="Kefalas, A.",
volume="20",
number="1",
pages="9-17",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0366-2616",
doi="",
url="http://dx.doi.org/"
}