1. Department of Internal Medicine, Regenstrief Institute, Indiana University School of Medicine, Indianapolis, IN, USA
2. Richard L. Roudebush VAMC, Indianapolis, IN, USA
3. Cleveland Clinic, OH, USA
4. Department of Internal Medicine, University of Rochester School of Medicine and Dentistry, NY, USA
5. Department of Family Medicine, University of Rochester School of Medicine and Dentistry, NY, USA
6. Department of Public Health Sciences, University of Rochester School of Medicine and Dentistry, NY, USA
7. Common Ground Health, Rochester, NY, USA