1. Division of Cardiovascular Prevention and Wellness, Department of Cardiology, Houston Methodist DeBakey Heart & Vascular Center, Houston, TX
2. Center for Outcomes Research, Houston Methodist, Houston, TX
3. Center for Outcomes Research and Evaluation, Yale-New Haven Hospital, New Haven, CT
4. Section of Cardiovascular Medicine, Department of Internal Medicine, Yale School of Medicine, New Haven, CT
5. Division of Cardiology, Johns Hopkins Ciccarone Center for Prevention of Cardiovascular Disease, Johns Hopkins University School of Medicine and Hospital, Baltimore, MD
6. Department of Health Policy, London School of Economics and Political Sciences, London, U.K.