@article{ref1,
title="Hygienic requirements for children's toys",
journal="Feldsher i Akusherka",
year="1982",
author="Prokof'eva, N. G. and Koval'chuk, E. N.",
volume="47",
number="3",
pages="11-14",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0014-9772",
doi="",
url="http://dx.doi.org/"
}