1Dermatology Unit, Department of Experimental, Diagnostic and Specialty Medicine, University of Bologna, Bologna, Italy
2Private Dermatology Practice, Bellinzona/Lugano, Switzerland
3Saint Pierre - Brugmann and Queen Fabiola Children’s University Hospitals, Université Libre de Bruxelles, Brussels, Belgium
4University Fundación Alcorcón Hospital, Madrid, Spain
5Department of Dermatology, National and Kapodistrian University of Athens, “A. Sygros” Hospital, Athens, Greece
6Department of Dermatology and Cutaneous Surgery, Miller School of Medicine, University of Miami, Miami, FL USA
7Department of Medicine, University of Toronto, Toronto, ON Canada
8Canada and Mediprobe Research Inc., London, ON Canada
9Dermatology Clinic - Hospital do Servidor Público Municipal de São Paulo, São Paulo, Brazil
10Dermatology Discipline - Faculade de Medicina do ABC, Santo André, Brazil
11Department of Dermatology, Hospital of the University of Pennsylvania, and Section of Dermatology, Children’s Hospital of Philadelphia, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA USA
12Nail Disease Center, Cannes, France
13Department of Dermatology, Weill Cornell Medicine, New York, NY USA
14University of Mississippi, Medical Center, University of Alabama, Birmingham, AL USA
15Faculty of Medicine and Pharmacy, University Hassan II, Casablanca, Morocco
16University College of Medical Sciences and Guru Teg Bahadur Hospital, Delhi, India