@article{ref1,
title="Reaction time in brain-damaged and normal subjects to variable preparatory intervals",
journal="Journal of nervous and mental disease",
year="1972",
author="Olbrich, R.",
volume="155",
number="5",
pages="356-362",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-3018",
doi="",
url="http://dx.doi.org/"
}