| Affiliation: | 1. Abramson Cancer Center, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania;2. Department of Biostatistics and Epidemiology, Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania, Philadelphia, Pennsylvania;3. Department of Family Medicine and Community Health, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, Pennsylvania;4. Emory University School of Nursing, Atlanta, Georgia;5. Wright State University School of Medicine, Dayton, Ohio |
