@article{ref1,
title="Opinion section on frailty",
journal="Mechanisms of ageing and development",
year="2008",
author="Fried, L. P. and Varadhan, R. and Bohr, Vilhelm A.",
volume="129",
number="11",
pages="665-665",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0047-6374",
doi="10.1016/j.mad.2008.10.001",
url="http://dx.doi.org/10.1016/j.mad.2008.10.001"
}