1Department of Surgery, Duke University Medical Center, Durham, North Carolina; Duke Cancer Institute, Durham, North Carolina; Department of Population Health Sciences, Duke University School of Medicine, Durham, North Carolina; Duke Forge, Duke University, Durham, North Carolina; Durham VA Medical Center, Durham, North Carolina. Electronic address: fayanju@upenn.edu.
2Department of Surgery, Duke University Medical Center, Durham, North Carolina; Duke Cancer Institute, Durham, North Carolina; Department of Population Health Sciences, Duke University School of Medicine, Durham, North Carolina; Duke Margolis Center for Health Policy, Duke University, Durham, North Carolina.
3Duke Cancer Institute, Durham, North Carolina; Department of Population Health Sciences, Duke University School of Medicine, Durham, North Carolina; Duke Margolis Center for Health Policy, Duke University, Durham, North Carolina; Department of Medicine, Duke University Medical Center, Durham, North Carolina; Change Healthcare, Nashville, Tennessee.
4Duke Cancer Institute, Durham, North Carolina; Department of Biostatistics and Bioinformatics, Duke University Medical Center, Durham, North Carolina.
5Department of Surgery, Duke University Medical Center, Durham, North Carolina; Duke Cancer Institute, Durham, North Carolina.
6Duke Cancer Institute, Durham, North Carolina; Department of Family Medicine and Community Health, Duke University Medical Center, Durham, North Carolina.