@article{ref1,
title="Preventive medicine in the system of transportation",
journal="Problemy sot︠s︡ialʹnoĭ gigieny i istorii︠a︡ medit︠s︡iny / NII sot︠s︡ialʹnoĭ gigieny, ėkonomiki i upravlenii︠a︡ zdravookhraneniem im. N.A. Semashko RAMN ; AO "Assot︠s︡iat︠s︡ii︠a︡ 'Medit︠s︡inskai︠a︡ literatura'."",
year="1995",
author="Efremov, M. A.",
volume="",
number="5",
pages="36-37",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="",
doi="",
url="http://dx.doi.org/"
}