@article{ref1,
title="Loss of consciousness caused by cough attack",
journal="Zeitschrift fur die Gesamte Innere Medizin und Ihre Grenzgebiete",
year="1968",
author="Mertsch, H. and Muller, K.",
volume="23",
number="22",
pages="732-734",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2542",
doi="",
url="http://dx.doi.org/"
}