@article{ref1,
title="Theophylline madness",
journal="Annals of internal medicine",
year="1981",
author="Wasser, W. G. and Bronheim, H. E. and Richardson, B. K.",
volume="95",
number="2",
pages="191-191",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4819",
doi="",
url="http://dx.doi.org/"
}