@article{ref1,
title="Some observations on recent air raids in Sheffield",
journal="Public health",
year="1941",
author="Rennie, J.",
volume="54",
number="",
pages="109-111",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0033-3506",
doi="",
url="http://dx.doi.org/"
}