@article{ref1,
title="A large foreign body removed through the intact anus: report of a case",
journal="Diseases of the colon and rectum",
year="1975",
author="Siroospour, D. and Dragstedt, L. R.",
volume="18",
number="7",
pages="616-619",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0012-3706",
doi="",
url="http://dx.doi.org/"
}