@article{ref1,
title="Social determining factors in health (9). Falls and fractures of the aged",
journal="Nippon Koshu Eisei Zasshi",
year="2011",
author="Kondo, Katsunori and Kondo, Naoki and Onishi, Joji",
volume="58",
number="1",
pages="47-53",
abstract="<p>[Abstract unavailable]</p> <p>Language: ja</p>",
language="ja",
issn="0546-1766",
doi="",
url="http://dx.doi.org/"
}