@article{ref1,
title="As nation grows older, falls become greater source of fear, injury, death",
journal="JAMA journal of the American Medical Association",
year="1990",
author="Zylke, J. W.",
volume="263",
number="15",
pages="2021-2021",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0098-7484",
doi="",
url="http://dx.doi.org/"
}