@article{ref1,
title="Successful treatment of theophylline toxicity by upper gastrointestinal endoscopy",
journal="Respiratory medicine",
year="2003",
author="Saeki, S. and Shimoda, T. and Sakai, H. and Soejima, Y. and Matsuse, H. and Kohno, S.",
volume="97",
number="6",
pages="734-735",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0954-6111",
doi="10.1053/rmed.2003.1484",
url="http://dx.doi.org/10.1053/rmed.2003.1484"
}