1. Faculty of Medicine, University of Ottawa, Ottawa, ON K1H 8M5, Canada
2. Instituto de Ciências Biomédicas Abel Salazar, University of Porto, 4050-313 Porto, Portugal
3. Department of Dermatology, Centro Hospitalar de Santo António, 4099-001 Porto, Portugal
4. Dermatrials Research Inc. & Venderm Consulting, Hamilton, ON L8N 1Y2, Canada
5. Department of Medicine, McMaster University, Hamilton, ON L8N 3Z5, Canada