@article{ref1,
title="On vertigo",
journal="Monatsschrift für Ohrenheilkunde und Laryngo-Rhinologie",
year="1964",
author="Altmann, F.",
volume="98",
number="",
pages="162-175",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0026-9328",
doi="",
url="http://dx.doi.org/"
}