@article{ref1,
title="Experimental studies on the ECG changes in chronic arsenic poisoning",
journal="Zeitschrift für Kreislaufforschung",
year="1954",
author="Massmann, W. and Opitz, H.",
volume="43",
number="19-20",
pages="704-713",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0044-295X",
doi="",
url="http://dx.doi.org/"
}