@article{ref1,
title="Seat-belt injuries of the left colon",
journal="British journal of surgery",
year="1973",
author="Shennan, J.",
volume="60",
number="9",
pages="673-675",
abstract="Abstract unavailable.<a href=&quot;http://www-nrd.nhtsa.dot.gov/pdf/nrd-30/NCSA/RNotes/2002/809-450.pdf&quot;></a>",
language="",
issn="0007-1323",
doi="",
url="http://dx.doi.org/"
}