@article{ref1,
title="Swallowed coin",
journal="Deutsche Medizinische Wochenschrift",
year="1984",
author="Heinrich, R.",
volume="109",
number="8",
pages="317-317",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0012-0472",
doi="",
url="http://dx.doi.org/"
}