@article{ref1,
title="An information test as a method of increasing the effectiveness and quality of pre-trip medical examinations of locomotive engineers",
journal="Gigiena Truda i Professional'nye Zabolevaniia",
year="1989",
author="Prazdnov, A. S. and Mazurov, B. A.",
volume="",
number="5",
pages="35-36",
abstract="<p>[Abstract unavailable]</p> <p>Language: ru</p>",
language="ru",
issn="0016-9919",
doi="",
url="http://dx.doi.org/"
}