@article{ref1,
title="The current state and tasks of occupational health in railroad transport",
journal="Gigiena Truda i Professional'nye Zabolevaniia",
year="1990",
author="Korshunov, Iu N. and Suvorov, S. V.",
volume="",
number="4",
pages="1-5",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9919",
doi="",
url="http://dx.doi.org/"
}