1. From the Departments of Diagnostic and Interventional Radiology (B.P., A.K., A.M.W., A.H., T.G., T.A.B.) and Trauma, Hand, Plastic and Reconstructive Surgery (R.W., T.M.H.), University Hospital Würzburg, Oberdürrbacher Str 6, D-97080 Würzburg, Germany; Imaging and Therapy Division, Siemens Healthcare, Forchheim, Germany (B.K.).