@article{ref1,
title="Theophylline poisoning in a child",
journal="Nederlands Tijdschrift voor Geneeskunde",
year="1966",
author="van Heyst, A. N. and Oort, M.",
volume="110",
number="37",
pages="1603-1605",
abstract="<p>[Abstract unavailable]</p><p>Language: nl</p>",
language="nl",
issn="0028-2162",
doi="",
url="http://dx.doi.org/"
}