1. Department of Radiology, University of Pittsburgh School of Medicine, UPMC Magee-Womens Hospital, 300 Halket St, Pittsburgh, PA 15213
2. L & M Radiology, Andover Medical Center, Andover, MA
3. Department of Radiology, Northwestern University, Feinberg School of Medicine, Chicago, IL
4. Department of Radiology, Mayo Clinic Rochester, Rochester, MN
5. Department of Radiology, University of Washington School of Medicine, Seattle Cancer Care Alliance, Seattle, WA