@article{ref1,
title="Statistical data on grounding of crew members in an airline due to psychic disorders",
journal="Aerospace medicine",
year="1969",
author="Lavernhe, J. and Blanc, C. and Pasquet, J.",
volume="40",
number="8",
pages="894-895",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-9402",
doi="",
url="http://dx.doi.org/"
}