@article{ref1,
title="Two cases of cyanosis of toxic origin in children",
journal="Pracovni Lekarstvi",
year="1950",
author="Zorin, V.",
volume="30",
number="1",
pages="6-7",
abstract="<p>[Abstract unavailable]</p><p>Language: un</p>",
language="un",
issn="0032-6291",
doi="",
url="http://dx.doi.org/"
}