@article{ref1,
title="On the Duration of Life in the Members of the Several Professions",
journal="Journal of the Statistical Society of London",
year="1846",
author="Guy, William A.",
volume="9",
number="4",
pages="346-353",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0959-5341",
doi="10.2307/2337679",
url="http://dx.doi.org/10.2307/2337679"
}