@article{ref1,
title="Management of calyceal diverticular stones with extracorporeal shock wave lithotripsy and percutaneous nephrolithotomy: long‐term outcome",
journal="BJU international",
year="2007",
author="Turna, Burak and Raza, Asif and Moussa, Sami and Smith, Gordon and Tolley, David A.",
volume="100",
number="1",
pages="151-156",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1464-4096",
doi="10.1111/j.1464-410X.2007.06911.x",
url="http://dx.doi.org/10.1111/j.1464-410X.2007.06911.x"
}