1. Division of Pediatric Dermatology, Centre Hospitalier Universitaire Sainte-Justine, University of Montreal, Montreal, QC, Canada
2. Department of Anatomopathology, Centre Hospitalier Universitaire Sainte-Justine, University of Montreal, Montreal, QC, Canada
3. CHU Sainte Justine Research Center, University of Montreal, QC, Canada
4. Université Paris-Saclay, Centre de Recherche en épidémiologie et Santé des populations (CESP), Le Kremlin-Bicêtre, France