1. From Department of Radiology and Imaging Sciences, Emory University Hospital, Emory Healthcare, 1365 Clifton Rd NE, Atlanta, GA 30322 (M.v.A., C.O.); and Department of Radiology, Azienda Ospedaliero Universitaria di Cagliari-Polo di Monserrato, Cagliari, Italy (C.O.).