@article{ref1,
title="Calculation of the anticipated additive effect of the combined or complex action of poisons",
journal="Gigiena i Sanitariia",
year="1980",
author="Kopanev, V. A.",
volume="",
number="6",
pages="59-61",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9900",
doi="",
url="http://dx.doi.org/"
}