1. Department of Medicine University of Wisconsin‐Madison School of Medicine and Public Health Madison Wisconsin USA
2. Department of Medicine Johns Hopkins University School of Medicine Baltimore Maryland USA
3. Biostatistics, Epidemiology, and Data Management Core Johns Hopkins School of Medicine Baltimore Maryland USA
4. Department of Medicine and Population and Quantitative Health Sciences University of Massachusetts Chan Medical School Worchester Massachusetts USA
5. Johns Hopkins Hospital Baltimore Maryland USA
6. Central Billing Office University of Maryland Medical System Baltimore Maryland USA
7. Allegis Group Hanover Maryland USA
8. City of Cincinnati Health Department Cincinnati Ohio USA
9. Division of Cardiology, Department of Medicine University of Maryland School of Medicine Baltimore Maryland USA
10. Division of Cardiology, Department of Medicine Emory University School of Medicine Atlanta Georgia USA
11. Johns Hopkins Surgery Centers Series Baltimore Maryland USA