1. Johns Hopkins University School of Nursing , Baltimore , MD , USA
2. Department of Health, Behavior and Society , Johns Hopkins University Bloomberg School of Public Health , Baltimore , MD , USA
3. Department of Health Policy and Management , Johns Hopkins Bloomberg School of Public Health , Baltimore , MD , USA
4. Johns Hopkins University , Baltimore , MD , USA
5. Center for Social Design, Maryland Institute College of Art , Baltimore , MD , USA
6. Society to Improve Diagnosis in Medicine , Arlington , VA , USA
7. Mothers Against Medical Error , Columbia , SC , USA
8. Department of General Internal Medicine , Johns Hopkins School of Medicine , Baltimore , MD , USA