1 Department of Otorhinolaryngology, Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel; Tel Aviv Art Studio, Tel Aviv, Israel.
2 Maur, Switzerland.
3 Department of Dermatology and Allergology, Städtisches Klinikum Dresden, Dresden, Germany; International Adjuvant Faculty, Department of Dermatology, Venerology and Leprosy, Jawaharlal Nehru Medical College, Datta Meghe Institute of Higher Education and Research, Premier Deemed to be University, Wardha, Maharashtra, India. Electronic address: uwollina@gmail.com.