@article{ref1,
title="Occupational health among those engaged in physical activities and sports",
journal="Meditsina Truda i Promyshlennaia Ekologiia",
year="2002",
author="Kogan, O. S.",
volume="",
number="3",
pages="37-39",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="1026-9428",
doi="",
url="http://dx.doi.org/"
}