1. New York Institute of Technology College of Osteopathic Medicine New York NY USA
2. Department of Dermatology Mount Sinai New York NY USA
3. Department of Dermatology Facultad de Medicina Pontificia Universidad Católica de Chile Santiago Chile
4. Department of Medicine Dermatology Service Memorial Sloan‐Kettering Cancer Center New York NY USA
5. Department of Dermatology Andreas Sygros Hospital University of Athens Athens Greece
6. State Clinic of Dermatology Hospital for Skin and Venereal Diseases Thessaloniki Greece
7. First Department of Dermatology Aristotle University Thessaloniki Greece