@article{ref1,
title="Perforation of the duodenum caused by a swallowed table knife. A case report",
journal="Fortschritte der Medizin",
year="1991",
author="Benkert, G. and Gutfreund, L.",
volume="109",
number="7",
pages="163-164",
abstract="A summary of the gastrointestinal problems associated with the ingestion of foreign bodies is presented. The authors describe their own observations in a patient who had swallowed a table knife that subsequently perforated the duodenum.<p /><p>Language: de</p>",
language="de",
issn="0015-8178",
doi="",
url="http://dx.doi.org/"
}