@article{ref1,
title="Production losses as a result of injuries in the cattle industry",
journal="Sovetskoe Zdravookhranenie",
year="1987",
author="Smotrov, N. A. and Smotrov, A. N.",
volume="",
number="6",
pages="41-43",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0038-5239",
doi="",
url="http://dx.doi.org/"
}