@article{ref1,
title="Some vestibular problems in space flight",
journal="Annals of otology, rhinology, and laryngology",
year="1961",
author="Johnson, W. H.",
volume="70",
number="",
pages="777-784",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4894",
doi="",
url="http://dx.doi.org/"
}