1. Dermatology Private Practice, 61-683 Poznan, Poland
2. Polish Dermatoscopy Group, 61-683 Poznan, Poland
3. Department of Dermatology and Venereology, Poznan University of Medical Sciences, 60-356 Poznan, Poland
4. Department of Dermatology, School of Medicine, Medical University of Silesia, 40-027 Katowice, Poland
5. Skin Health Center, 46027 Ternopil, Ukraine
6. Medical Private Practice, Pokhara 33700, Nepal
7. Cutaneous Histopathology and Immunopathology Section, Department of Dermatology, Poznan University of Medical Sciences, 60-356 Poznan, Poland
8. EsteDerm Private Dermatology Clinic, 43-100 Tychy, Poland
9. Melanoma and Skin Cancer Unit, Department of Dermatology, Escuela de Medicina, Pontificia Universidad Católica de Chile, Santiago 8331150, Chile