@article{ref1,
title="Walking disorders and falls in the aged",
journal="Zeitschrift fur Gerontologie und Geriatrie",
year="1997",
author="Meier-Baumgartner, H. P.",
volume="30",
number="4",
pages="257-258",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0948-6704",
doi="",
url="http://dx.doi.org/"
}