1. Dartmouth Institute for Health Policy and Clinical Practice and Norris Cotton Cancer Center, Geisel School of Medicine at Dartmouth, Lebanon, New Hampshire
2. Departments of Population Sciences and Industrial and Systems Engineering, University of Wisconsin at Madison
3. Center for Statistical Science, Brown University School of Medicine, Providence, Rhode Island
4. Department of Radiology, University of North Carolina at Chapel Hill
5. Department of Radiology, University of California at Davis
6. Department of Radiology, Medical University of South Carolina, Charleston