@article{ref1,
title="The Swedish statistics of death causes. Answer to the replies of Gosta Hultgren and Ture Widstam in Svenska Lakartidningen No. 51/1959",
journal="Sven Lakartidn",
year="1960",
author="Berfenstam, Ragnar and Lanne, T.",
volume="57",
number="",
pages="269-275",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="",
doi="",
url="http://dx.doi.org/"
}