1. The Skin Surgery Center, Winston Salem, North Carolina
2. Department of Plastic and Reconstructive Surgery, Wake Forest University School of Medicine, Winston Salem, North Carolina
3. Department of Surgery, Johns Hopkins University, Baltimore, Maryland
4. Department of Epidemiology, Johns Hopkins University, Baltimore, Maryland
5. Department of Medicine, Johns Hopkins University, Baltimore, Maryland
6. Department of Dermatology, University of Oklahoma, Oklahoma City
7. Cleveland Clinic, Cleveland, Ohio
8. Penn State Health, Hershey, Pennsylvania
9. University of Cincinnati Hospital, Cincinnati, Ohio
10. Bennett Surgery Center, Santa Monica, California
11. Geisinger Medical Center, Danville, Pennsylvania