1. Department of Dermatology, University of Colorado Anschutz Medical Campus, Aurora, CO, USA
2. Michigan State University College of Human Medicine, Grand Rapids, MI, USA
3. University of North Dakota School of Medicine, Grand Forks, ND, USA
4. Duke University School of Medicine, Durham, NC, USA
5. Department of Dermatology, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA, USA
6. Dermatology Service, Eastern Colorado Health Care System, US; Department of Veteran Affairs, Denver, CO, USA
7. Department of Community and Behavioral Health, Colorado School of Public Health, Aurora, CO, USA