@article{ref1,
title="Injuries of the ureter due to external violence",
journal="American surgeon",
year="1958",
author="Spence, H. M. and Boone, T. B.",
volume="24",
number="6",
pages="423-430",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-1348",
doi="",
url="http://dx.doi.org/"
}