From the Departments of Interventional Radiology (E.C.E., D.B.B.), Biostatistics (L.D.), and Transplant Surgery (L.M.), Vanderbilt University Medical Center, 1161 21st Ave S, CCC-1118 Medical Center North, Nashville, TN 37232; Vanderbilt University School of Medicine, Nashville, Tenn (S.B.); Department of Interventional Radiology, Cancer Treatment Centers of America, Atlanta, Ga (H.K.); Department of Interventional Radiology, Miami Cardiac and Vascular Institute, Miami, Fla (R.T.G.); Department of Interventional Radiology, University of Kansas, Kansas City, Kan (Z.S.C.); Department of Interventional Radiology, University of Utah, Salt Lake City, Utah (R.O.); Department of Interventional Radiology, University of Maryland, Baltimore, Md (N.M.A.); Department of Interventional Radiology, Carolinas Medical Center, Charlotte, NC (E.A.W.); Department of Interventional Radiology, Christiana Medical Center, Newark, Del (C.G.); Department of Interventional Radiology, Providence Sacred Heart, Spokane, Wash (J.S.B.); Department of Interventional Radiology, Sanford Health, Sioux Falls, SD (S.R.P.); Department of Interventional Radiology, Roswell Park Memorial Institute, Buffalo, NY (M.P.); Department of Interventional Radiology, University of Texas, Houston, Tex (A.K.A.A.); Department of Interventional Radiology, University of Minnesota, Minneapolis, Minn (J.G.); Department of Radiation Oncology, Sarah Cannon Research Institute, Nashville, Tenn (A.S.K.); and Department of Interventional Radiology, Stanford University, Palo Alto, Calif (D.Y.S.).