@article{ref1,
title="Vanadium poisoning from cleaning oil-fired boilers",
journal="British journal of industrial medicine",
year="1952",
author="Williams, Nigel",
volume="9",
number="1",
pages="50-55",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1072",
doi="",
url="http://dx.doi.org/"
}