About the Authors

J. Łudzik

Contributed equally to this work with: J. Łudzik, A. M. Witkowski, F. Farnetani, G. Pellacani

Affiliations Department of Dermatology, University of Modena and Reggio Emilia, Modena, Italy, Department of Biostatistics and Telemedicine, Jagiellonian University Medical College, Krakow, Poland

A. M. Witkowski

Contributed equally to this work with: J. Łudzik, A. M. Witkowski, F. Farnetani, G. Pellacani

alexander.witkowski@unimore.it

Affiliation Department of Dermatology, University of Modena and Reggio Emilia, Modena, Italy

I. Roterman-Konieczna

‡ These authors also contributed equally to this work.

Affiliation Department of Biostatistics and Telemedicine, Jagiellonian University Medical College, Krakow, Poland

S. Bassoli

‡ These authors also contributed equally to this work.

Affiliation Department of Dermatology, University of Modena and Reggio Emilia, Modena, Italy

F. Farnetani

Contributed equally to this work with: J. Łudzik, A. M. Witkowski, F. Farnetani, G. Pellacani

Affiliation Department of Dermatology, University of Modena and Reggio Emilia, Modena, Italy

G. Pellacani

Contributed equally to this work with: J. Łudzik, A. M. Witkowski, F. Farnetani, G. Pellacani

Affiliation Department of Dermatology, University of Modena and Reggio Emilia, Modena, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: JL AW GP. Data curation: JL AW GP. Formal analysis: JL FF IRK GP. Funding acquisition: GP. Investigation: JL AW SB. Methodology: JL IRK GP. Project administration: FF. Resources: IRK FF GP. Software: SB FF. Supervision: IRK GP. Validation: JL FF GP. Visualization: JL AW. Writing – original draft: JL AW. Writing – review & editing: JL AW IRK GP.