@article{ref1,
title="A foreign body in the respiratory tract--a diagnostic problem at Christmas time",
journal="Lakartidningen",
year="1989",
author="Spandow, O. and Sjöström, B.",
volume="86",
number="51",
pages="4528-4529",
abstract="<p>[Abstract unavailable]</p> <p>Language: sv</p>",
language="sv",
issn="0023-7205",
doi="",
url="http://dx.doi.org/"
}