1. Robert Wood Johnson Foundation Clinical Scholars Program, Yale University School of Medicine, New Haven, Connecticut.
2. Section of General Internal Medicine, Department of Medicine, Yale University School of Medicine, New Haven, Connecticut.
3. Section of General Internal Medicine, Department of Medicine, VA Connecticut Healthcare System, West Haven, Connecticut.
4. Section of Infectious Diseases, Department of Medicine, Michael E. De Bakey VAMC and Baylor College of Medicine, Houston, Texas.