1. Leonard Davis Institute, Division of Occupational Medicine, Department of Emergency Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia
2. Epidemiology and Biostatistics Research, Department of Emergency Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia
3. Leonard Davis Institute, Department of Infectious Disease, University of Pennsylvania Perelman School of Medicine, Philadelphia
4. Vaccine Education Center, Children’s Hospital of Philadelphia, Philadelphia, Pennsylvania
5. University of Pennsylvania Perelman School of Medicine, Philadelphia
6. Urban Health Collaborative and Department of Epidemiology and Biostatistics, Drexel Dornsife School of Public Health, Philadelphia, Pennsylvania
7. University of Pennsylvania Health System, Philadelphia
8. Infection Control, Penn Presbyterian Medical Center, Division of Infectious Diseases, Clinical Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia
9. Office of the Chief Medical Officer and Chief Quality Officer, University of Pennsylvania Health System, Philadelphia
10. Penn Presbyterian Medical Center, Philadelphia, Pennsylvania