@article{ref1,
title="Age, physical fitness, and mental processing speed",
journal="Annual review of gerontology and geriatrics",
year="1989",
author="Bashore, T. R.",
volume="9",
number="",
pages="120-144",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0198-8794",
doi="",
url="http://dx.doi.org/"
}