1. From the Department of Radiology. Centre Hospitalier Universitaire de Besançon, Boulevard Fleming, 25030 Besançon, France (F.G., J.B., P.C., S.A., E.D.); and Nanomedecine Laboratory, INSERM EA4662, University of Franche-Comte, 25000 Besançon, France (S.A., E.D.).