@article{ref1,
title="On the description of physiological systems: Epistemological considerations",
journal="Annals of biomedical engineering",
year="1975",
author="Gann, D. S.",
volume="3",
number="4",
pages="406-410",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0090-6964",
doi="",
url="http://dx.doi.org/"
}