@article{ref1,
title="Evaluation of emergency measures in choking on food",
journal="Ugeskrift for Laeger",
year="1979",
author="Ruben, H. and MacNaughton, F. I.",
volume="141",
number="8",
pages="509-512",
abstract="<p>[Abstract unavailable]</p><p>Language: da</p>",
language="da",
issn="0041-5782",
doi="",
url="http://dx.doi.org/"
}