@article{ref1,
title="A report of four cases of ureteral injuries due to external violence",
journal="Taehan Oekwa Hakhoe Chapchi",
year="1963",
author="Choe, Y. S. and Lee, Y. L. and Kim, Y. G. and Kim, Jung Bum and Choe, C. S.",
volume="5",
number="",
pages="133-137",
abstract="<p>[Abstract unavailable]</p><p>Language: ko</p>",
language="ko",
issn="1226-0053",
doi="",
url="http://dx.doi.org/"
}