1 Duke University School of Medicine, Durham, North Carolina, USA (V.F.G., M.C.).
2 Division of Interventional Radiology, Department of Radiology, Duke University Medical Center, Durham, North Carolina, USA (C.G., J.G.M.).
3 Division of Interventional Radiology, Department of Radiology, Duke University Medical Center, Durham, North Carolina, USA (C.G., J.G.M.). Electronic address: [email protected].