@article{ref1,
title="Rapid increase of fall-related severe head injuries with age among older people: a population-based study",
journal="Journal of the American Geriatrics Society",
year="1999",
author="Luukinen, H. and Herala, M. and Koski, K. and Kivela, S. L. and Honkanen, R.",
volume="47",
number="12",
pages="1451-1452",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-8614",
doi="",
url="http://dx.doi.org/"
}