1. Graduate School of Defense Management, Naval Postgraduate School (Y.-C.S.).
2. National Bureau of Economic Research (Y.-C.S.).
3. Section of Cardiovascular Medicine, Department of Internal Medicine, Yale School of Medicine (H.K.).
4. Department of Health Policy and Management, Yale School of Public Health (H.K.).
5. Center for Outcomes Research and Evaluation, Yale-New Haven Hospital (H.K.).
6. Department of Emergency Medicine (R.Y.H.), University of California at San Francisco.
7. Philip R. Lee Institute for Health Policy Studies (R.Y.H.), University of California at San Francisco.