@article{ref1,
title="The identification of environmental factors in various disease processes by analysing the variation in disease-specific mortality rates",
journal="Journal of chronic diseases",
year="1977",
author="Gentleman, J. F. and Forbes, William F.",
volume="30",
number="8",
pages="477-487",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0021-9681",
doi="",
url="http://dx.doi.org/"
}