@article{ref1,
title="A new method of standardizing death rates",
journal="British journal of preventive and social medicine",
year="1958",
author="Kerridge, D.",
volume="12",
number="3",
pages="154-155",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0007-1242",
doi="",
url="http://dx.doi.org/"
}