@article{ref1,
title="Disability among Metropolitan employees in 1973",
journal="Statistical Bulletin (Met. Life)",
year="1974",
author="",
volume="55",
number="Apr",
pages="10-12",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-1513",
doi="",
url="http://dx.doi.org/"
}