[1] Yale University School of Medicine,Center for Outcomes Research and Evaluation
[2] Yale-New Haven Hospital,Section of General Internal Medicine and the Robert Wood Johnson Foundation Clinical Scholars Program, Department of Medicine
[3] Yale University School of Medicine,Department of Medical Ethics and Health Policy
[4] Nature Publishing Group,Section of Cardiovascular Medicine and the Robert Wood Johnson Foundation Clinical Scholars Program, Department of Medicine
[5] University of Pennsylvania Perelman School of Medicine,Department of Health Policy and Management
[6] Yale University School of Medicine,undefined
[7] Yale University School of Public Health,undefined