@article{ref1,
title="Unusual finding of foreign body in urinary tract: hair-pin in ureter",
journal="Archivio Italiano di Urologia",
year="1956",
author="Ficara, P. and Properzi, E.",
volume="29",
number="3",
pages="169-178",
abstract="<p>[Abstract unavailable]</p><p>Language: it</p>",
language="it",
issn="0365-351X",
doi="",
url="http://dx.doi.org/"
}