@article{ref1,
title="Bone quality: a soft concept, hard to ignore",
journal="Cleveland Clinic journal of medicine",
year="2009",
author="Mandell, Brian F.",
volume="76",
number="6",
pages="328-328",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0891-1150",
doi="10.3949/ccjm.76a.06001",
url="http://dx.doi.org/10.3949/ccjm.76a.06001"
}