@article{ref1,
title="Why do women live longer than men?",
journal="Social Science and Medicine (1967)",
year="1976",
author="Waldron, I.",
volume="10",
number="7-8",
pages="349-362",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0037-7856",
doi="",
url="http://dx.doi.org/"
}