1. Division of Cardiothoracic Surgery, Department of Surgery, University of Colorado Hospital, Aurora, CO, USA
2. Department of Radiology, Children’s Hospital Colorado Heart Institute, Aurora, CO, USA
3. Section of Pediatric Radiology, Department of Radiology, Children’s Hospital Colorado, University of Colorado, Aurora, CO, USA
4. Division of Cardiothoracic Surgery, Department of Surgery, University of Colorado and Children’s Hospital Colorado Heart Institute, Aurora, CO, USA