1. Department of Dermatology Keck School of Medicine, University of Southern California Los Angeles California USA
2. Department of Dermatology University of Minnesota Minneapolis Minnesota USA
3. Department of Dermatology University of California San Francisco California USA
4. Department of Dermatology Columbia University Irving Medical School New York New York USA
5. Division of Dermatology University of Louisville Louisville Kentucky USA
6. Associates in Dermatology Fort Myers Florida USA
7. Department of Dermatology Pennsylvania State University State College Pennsylvania USA
8. Trihealth Cincinnati Ohio USA
9. Division of Dermatology University of Ottawa Ontario Canada
10. Department of Veterans Affairs Health Care System University of Arizona Tucson Arizona USA
11. Department of Dermatology Oregon Health Science University Portland Oregon USA
12. Department of Dermatology Dartmouth‐Hitchcock Medical Center Lebanon New Hampshire USA
13. Division of Dermatology Sunnybrook Health Sciences Centre, University of Toronto Toronto Ontario Canada