1. Department of Dermatology, The George Washington University School of Medicine and Health Sciences, Washington, DC
2. Department of Dermatology, Oregon Health & Science University, Portland
3. Department of Dermatology and Allergy, Herlev-Gentofte Hospital, University of Copenhagen, Hellerup, Denmark
4. SKiN Centre for Dermatology, Queen’s University and Probity Medical Research, Peterborough, Ontario, Canada
5. Pfizer Inc, Groton, Connecticut
6. Pfizer Ltd, Surrey, United Kingdom
7. Pfizer Inc, New York, New York
8. Pfizer Inc, Collegeville, Pennsylvania