aDepartment of Dermatology and the Immunology Institute, Icahn School of Medicine at Mount Sinai, New York, New York, USA

bShaare Zedek Medical Center, the Hebrew University of Jerusalem, Jerusalem, Israel

Correspondence to Tali Czarnowicki, MD, MSc, Associate Professor of Dermatology, Director, Dermatology Services, Shaare Zedek Medical Center, Jerusalem, Israel, Adjunct Associate Professor of Dermatology, The Icahn School of Medicine, Mount Sinai, New York, NY 10029, USA. Tel: +1 917 862 8846; e-mail: [email protected]