1 Department of Radiology, University of Texas Southwestern Medical Center, Dallas, Texas; Parkland Health and Hospital System, Dallas, Texas. Electronic address: travis.browning@utsouthwestern.edu.
2 Department of Radiology, University of Texas Southwestern Medical Center, Dallas, Texas; Parkland Health and Hospital System, Dallas, Texas.
3 Department of Radiology, University of Texas Southwestern Medical Center, Dallas, Texas.