@article{ref1,
title="Family health education and its place in the training of student aviators: a method",
journal="Military medicine",
year="1971",
author="Knapp, S. C.",
volume="136",
number="5",
pages="444-447",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0026-4075",
doi="",
url="http://dx.doi.org/"
}