@article{ref1,
title="Microcomputer monitoring of circadian rhythms",
journal="Computers in biology and medicine",
year="1982",
author="Sulzman, F. M.",
volume="12",
number="4",
pages="253-261",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0010-4825",
doi="",
url="http://dx.doi.org/"
}