@article{ref1,
title="Development and use of medical machine record cards in astronaut selection",
journal="United States Armed Forces medical journal",
year="1959",
author="Schwichtenberg, A. H. and Flickinger, D. D. and Lovelace, W. R.",
volume="10",
number="",
pages="1324-1351",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0566-0777",
doi="",
url="http://dx.doi.org/"
}