1. Department of Clinical Medicine (Neurology), Penn State University College of Medicine at Hershey, Hershey, Pennsylvania.
2. Department of Neurology, Lehigh Valley Hospital, Allentown, Pennsylvania.
3. Department of Community Health and Health Studies, Lehigh Valley Hospital, Allentown, Pennsylvania.
4. Health Studies Department, Lehigh Valley Hospital, Allentown, Pennsylvania.
5. Department of Health Evaluation Sciences, Penn State University College of Medicine at Hershey, Hershey, Pennsylvania.
6. Department of Medicine, Penn State University College of Medicine at Hershey, Hershey, Pennsylvania.
7. Department of Medicine, Division of Cardiology, Lehigh Valley Hospital, Allentown, Pennsylvania.
8. Deceased.
9. The Dorothy Rider Pool Health Care Trust, Allentown, Pennsylvania.
10. Departments of Medicine, and Health Management and Economics, University of Pennsylvania, Philadelphia, Pennsylvania.