@article{ref1,
title="Chronic pain--a risk factor for falls",
journal="Nature reviews: rheumatology",
year="2010",
author="Warde, Nick",
volume="6",
number="2",
pages="62-62",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1759-4790",
doi="",
url="http://dx.doi.org/"
}