@article{ref1,
title="Physiologic stress during 50-hour double-crew missions in C-141 aircraft",
journal="Aerospace medicine",
year="1972",
author="Hale, H. B. and Hartman, B. O. and Harris, D. A. and Williams, E. W. and Miranda, R. E. and Hosenfeld, J. M. and Smith, B. N.",
volume="43",
number="3",
pages="293-299",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}