1. Department of Community and Behavioral Health, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora
2. Department of Biostatistics and Informatics, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora
3. Department of Dermatology, School of Medicine, University of Colorado Anschutz Medical Campus, Aurora
4. Department of Pediatrics, School of Medicine, University of Colorado Anschutz Medical Campus, Aurora
5. Institute for Health Research, Kaiser Permanente Colorado, Aurora
6. Department of Epidemiology, Colorado School of Public Health, University of Colorado Anschutz Medical Campus, Aurora
7. Dermatology Service, US Department of Veterans Affairs Rocky Mountain Regional Medical Center, Aurora, Colorado
8. Department of Internal Medicine, School of Medicine, University of New Mexico, Albuquerque
9. Department of Dermatology, School of Medicine, University of New Mexico, Albuquerque
10. Health Outcomes & Biomedical Informatics, College of Medicine, University of Florida, Gainesville