@article{ref1,
title="Possibilities, necessities and limits of helicopter use in the accident rescue service",
journal="Zeitschrift für Allgemeinmedizin",
year="1971",
author="Jenny, E.",
volume="47",
number="28",
pages="1448-1449",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0300-8673",
doi="",
url="http://dx.doi.org/"
}