@article{ref1,
title="Appraisals of safe and questionable drug activity",
journal="Arzneimittel-Forschung",
year="1964",
author="Osterhaus, E.",
volume="14",
number="",
pages="923-929",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0004-4172",
doi="",
url="http://dx.doi.org/"
}