1. Division of Dermatology, Department of Medicine, Centre Hospitalier de l’Université de Montréal, Montreal, QC, Canada
2. Division of Anatomic Pathology, Hôpital du Sacré-Coeur-de-Montréal, Montreal, QC, Canada
3. Division of Dermatology, Department of Medicine, Hôpital du Sacré-Coeur-de-Montréal, Montreal, QC, Canada