1. Division of Dermatology, Department of Medicine, and
2. Division of Dermatology, Department of Medicine, University of Washington School of Medicine, Seattle, Washington;
3. Department of Dermatology, Saint Louis University School of Medicine, St Louis, Missouri; and
4. Alvin J. Siteman Cancer Center at Barnes-Jewish Hospital and Washington University School of Medicine, St Louis, Missouri
5. Division of Health Behavior Research, Washington University School of Medicine, St Louis, Missouri;