@article{ref1,
title="Letter: Wine ballons--a warning",
journal="Ugeskrift for Laeger",
year="1974",
author="Zachariae, L.",
volume="136",
number="32",
pages="1821-1821",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}