@article{ref1,
title="Polonium-210 in the environment and in the human organism",
journal="Atomic energy review",
year="1974",
author="Parfenov YuD, ",
volume="12",
number="1",
pages="75-143",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0004-7112",
doi="",
url="http://dx.doi.org/"
}