@article{ref1,
title="Traumatic eversion of the umbilicus: what lies beneath?",
journal="Emergency medicine journal",
year="2008",
author="Watson, N. F. S. and Butt, H. Z. and Abercrombie, J. F. and Ahmed, I.",
volume="25",
number="11",
pages="772-772",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1472-0205",
doi="10.1136/emj.2008.057752",
url="http://dx.doi.org/10.1136/emj.2008.057752"
}