1 Department of Radiology, University of Bourgogne Franche-Comté, CHRU Besançon, 25030 Besançon, France.
2 Department of Radiology, University of Bourgogne Franche-Comté, CHRU Besançon, 25030 Besançon, France; EA 4662 Nanomedicine Lab, Imagery and Therapeutics, University of Franche-Comté, 25030 Besançon, France. Electronic address: p1calame@chu-besancon.fr.