@article{ref1,
title="Combined effect of carbon monoxide and hydrogen sulfide",
journal="Vrachebnoe Delo",
year="1968",
author="Mel'nichenko, R. K.",
volume="7",
number="",
pages="87-90",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0049-6804",
doi="",
url="http://dx.doi.org/"
}