1 Department of Dermatology and Pediatric Dermatology, National Reference Centre for Rare Disorders, Hôpital des Enfants Pellegrin, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France.
2 Department of Medical Genetics, Hôpital Pellegrin, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France.
3 Department of Biochemistry, Hôpital Pellegrin, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France.
4 Department of Biochemistry and Molecular Genetics, Centre Hospitalier Universitaire de Bordeaux, Bordeaux, France.