1. From the Departments of Interventional Radiology (R.T., E.Y.L., Y.M.L., S.Y., R.A., R.A.S., S.G., B.C.O.), Anesthesiology (J.R.R.), and Imaging Physics (A.K.J.), The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd, Unit 1471, Houston, TX 77030; Siemens Healthineers, USA (G.C.); and Department of Radiology, Nara Medical University, Nara, Japan (R.T., H.N., T.T., K.K.).