@article{ref1,
title="ECG changes caused by fear of the procedure",
journal="Nordisk Medicin",
year="1952",
author="Ljung, O.",
volume="48",
number="36",
pages="1227-1229",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0029-1420",
doi="",
url="http://dx.doi.org/"
}