@article{ref1,
title="The true cause revealed",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1976",
author="Grijmen, R. and Vreeken, J.",
volume="120",
number="11",
pages="457-459",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}