@article{ref1,
title="Intestinal perforation due to sharp foreign bodies",
journal="Chirurg: Zeitschrift fur alle Gebiete der Operativen Medizen",
year="1977",
author="Reiter, J. and Bayer, H. P. and Manegold, B. C.",
volume="48",
number="1",
pages="57-59",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0009-4722",
doi="",
url="http://dx.doi.org/"
}