1 Dermatology Department, Reference Centre for Rare Skin Diseases, Larrey Hospital, 24 Chemin de Pouvourville, FR-31400 Toulouse, France.
2 French National Reference Centre for Rare Diseases of the Skin and Mucous Membranes of Genetic Origin), Dermatology Department, Dijon University Hospital, Dijon, France.
3 Dermatology Department, Reference Centre for Rare Skin Diseases, Larrey Hospital, 24 Chemin de Pouvourville, FR-31400 Toulouse, France. mazereeuw-hautier.j@chu-toulouse.fr.