Participating Institutions of PBTC at Time of Phantom Experiment
| Name | Location |
| Boston Children’s Hospital | Boston, MA |
| Cincinnati Children’s Hospital Medical Center | Cincinnati, OK |
| Duke University | Durham, NC |
| Children’s Hospital Los Angeles | Los Angeles, CA |
| Ann & Robert H. Lurie Children’s Hospital of Chicago | Chicago, IL |
| Memorial Sloan Kettering Cancer Center | New York, NY |
| National Institutes of Health | Bethesda, MD |
| UPMC Children’s Hospital of Pittsburgh | Pittsburgh, PA |
| St. Jude Children’s Research Hospital | Memphis, TN |
| Lucile Packard Children’s Hospital at Stanford | Palo Alto, CA |
| Texas Children’s Hospital | Houston, TX |