@article{ref1,
title="Prevention of the falls in the elderly",
journal="Nippon Ronen Igakkai Zasshi",
year="2007",
author="Hayashi, Yoshihiko",
volume="44",
number="5",
pages="591-594",
abstract="<p>[Abstract unavailable]</p> <p>Language: ja</p>",
language="ja",
issn="0300-9173",
doi="",
url="http://dx.doi.org/"
}