1. Department of Epidemiology, School of Public Health Brown University Providence RI USA
2. Division of Health Policy and Management, School of Public Health University of Minnesota Minneapolis MN USA
3. Department of Medicine, Section of General Internal Medicine Boston Medical Center and Boston University School of Medicine Boston MA USA
4. Section of Infectious Diseases, Boston Medical Center Boston MA USA
5. Department of Health Law, Policy and Management Boston University School of Public Health Boston MA USA
6. Department of Population Health Sciences Weill Cornell Medical College New York City NY USA
7. Department of Medicine Boston University School of Medicine Boston MA USA
8. Massachusetts Department of Public Health Boston MA USA