@article{ref1,
title="Falls and instability in the elderly",
journal="Journal of the American Geriatrics Society",
year="1988",
author="Rubenstein, Laurence Z. and Robbins, A. S. and Schulman, B. L. and Rosado, J. and Osterweil, D. and Josephson, Karen R.",
volume="36",
number="3",
pages="266-278",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8614",
doi="",
url="http://dx.doi.org/"
}