1. Departments of Medicine and Population Health Sciences, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin.
2. Department of Biostatistics and Medical Informatics, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin.
3. Department of Preventive Medicine, Rush University Medical Center, Department of Preventive Medicine, Chicago, Illinois.
4. Department of Medicine, University of Minnesota, Minneapolis, Minnesota.
5. Departments of Psychiatry and Preventive Medicine, Rush University Medical Center, Chicago, Illinois.
6. Department of Epidemiology, Rollins School of Public Health, Emory University, Atlanta, Georgia.