@article{ref1,
title="Cases in electrocardiography",
journal="American journal of emergency medicine",
year="1993",
author="Chia-Lin, Y. and Zimmers, T.",
volume="11",
number="5",
pages="491-493",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0735-6757",
doi="10.1016/0735-6757(93)90092-p",
url="http://dx.doi.org/10.1016/0735-6757(93)90092-p"
}