@article{ref1,
title="An index of unnecessary deaths",
journal="Public health reports (1896)",
year="1967",
author="Guralnick, L. and Jackson, A.",
volume="82",
number="2",
pages="180-182",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0094-6214",
doi="",
url="http://dx.doi.org/"
}