@Misc{D.Lloret1999,
author="D. Lloret
and Derek L.G. Hill",
title="System for live fusion of 2-D ultrasound scans to pre-interventional MR volumes of a patient.",
year="1999",
optnote="exported from refbase (http://refbase.cvc.uab.es/show.php?record=183), last updated on Mon, 04 Jul 2011 10:36:21 +0200"
}