@article{ref1,
title="Not available",
journal="Gesundheit Derending",
year="1945",
author="Lauterburg, F.",
volume="25",
number="",
pages="232-234",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="",
doi="",
url="http://dx.doi.org/"
}