@article{ref1,
title="Federal Air Regulations and the Medical Certification of civilian airmen",
journal="Aviation, space, and environmental medicine",
year="1989",
author="Whaley, W. H.",
volume="60",
number="3",
pages="285-285",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0095-6562",
doi="",
url="http://dx.doi.org/"
}