@article{ref1,
title="Blunt abdominal trauma. Remain alert even when there are few initial symptoms!",
journal="MMW: Fortschritte der Medizin",
year="2003",
author="Imdahl, A.",
volume="145",
number="6",
pages="41-43",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="1438-3276",
doi="",
url="http://dx.doi.org/"
}