@article{ref1,
title="Society's planning against smallpox virus attacks. The apprehension should not be overestimated, but the threat exists",
journal="Lakartidningen",
year="2003",
author="Norrby, Ragnar and Fredlund, Hans and Tüll, Peet J.",
volume="100",
number="13",
pages="1114-1116",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}