@article{ref1,
title="Parkinson disease",
journal="Zeitschrift fur Arztliche Fortbildung (Jena)",
year="1981",
author="Lauschke, H. P. and Thieme, F.",
volume="75",
number="15",
pages="681-685",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-2178",
doi="",
url="http://dx.doi.org/"
}