1. Division of Dermatology, Department of Medicine, Alvin J. Siteman Cancer Center, Barnes-Jewish Hospital and Washington University School of Medicine, St Louis, Missouri, USA
2. Department of Surgery, Alvin J. Siteman Cancer Center, Barnes-Jewish Hospital and Washington University School of Medicine, St Louis, Missouri, USA
3. Departments of Cutaneous Oncology and Immunology, H. Lee Moffitt Cancer Center and Research Institute, Tampa, Florida, USA
4. University of South Florida Morsani College of Medicine, Tampa, Florida, USA