Affiliation: | 1. Division of Oncology, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;2. Center for Pediatric Clinical Effectiveness, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;3. Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania;4. Department of Pediatrics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;5. Department of Biostatistics and Epidemiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;6. Healthcare Analytics Unit, Department of General Pediatrics, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;7. Division of Infectious Diseases, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;8. Center for Clinical Epidemiology and Biostatistics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania |