@article{ref1,
title="Krypton--new, deadly Internet drug. Since October 2009 have nine young persons died in Sweden",
journal="Lakartidningen",
year="2010",
author="Bäckstrom, Björn G. and Classon, Gisela and Löwenhielm, Peter and Thelander, Gunilla",
volume="107",
number="50",
pages="3196-3197",
abstract="<p>[Abstract unavailable]</p> <p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}