1. Department of Pathology; Capital District Health Authority and Dalhousie University; Halifax NS Canada
2. Department of Medicine; Capital District Health Authority and Dalhousie University; Halifax NS Canada
3. Research Unit Dermatopathology, Department of Dermatology; Medical University of Graz; Graz Austria
4. Department of Surgical Sciences; Milano-Bicocca University; Monza Italy
5. Department of Dermatology; Hospital General Universitario de Valencia; Valencia Spain