Affiliation: | 1. Institut d'Optique Graduate School Rh?ne‐Alpes, Saint‐Etienne, FranceBoth authors equally contributed;2. Institut d'Optique Graduate School Rh?ne‐Alpes, Saint‐Etienne, France;3. Department of Medical, Surgical and Neurological Science, Dermatology Section, University of Siena, S.Maria alle Scotte Hospital, Viale Bracci, 16, 53100, Siena, Italy;4. Department of Dermatology, University Hospital of Saint Etienne, Saint‐Etienne, France;5. Univ Lyon, UJM‐Saint‐Etienne, CNRS, Institut d'Optique Graduate School, Laboratoire Hubert Curien, UMR 5516, Saint‐Etienne, France |