@article{ref1,
title="Further developments on adaptability screening of flying personnel",
journal="Journal of aviation medicine",
year="1956",
author="Sells, S. B.",
volume="27",
number="5",
pages="440-451",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0095-991X",
doi="",
url="http://dx.doi.org/"
}