@article{ref1,
title="Manganese poisoning due to the use of Chien Pu Wan tablets",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1994",
author="Valstar, E.",
volume="138",
number="50",
pages="2517-2517",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}