@article{ref1,
title="An exposure to risk registry for compressed air workers",
journal="Transactions of the Society of Occupational Medicine",
year="1971",
author="Griffiths, P. D.",
volume="21",
number="4",
pages="123-125",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-9972",
doi="",
url="http://dx.doi.org/"
}