@article{ref1,
title="Repeated, prolonged, low intensity +Gz exposures: anatomical studies in baboons",
journal="Aerospace medicine",
year="1967",
author="Menninger, R. P. and Murray, R. H. and Robinson, F. R.",
volume="38",
number="4",
pages="337-339",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}