1. Reference center for genodermatoses and rare skin diseases (MAGEC); Department of Dermatology; Necker-Enfants Malades Hospital; Assistance Publique-Hôpitaux de Paris; Paris France
2. Institut Imagine; Paris Descartes University - Sorbonne Paris Cité; Paris France
3. INSERM U1163; Institut Imagine; Paris France
4. Department of Dermatology; Henri Mondor Hospital; Assistance Publique-Hôpitaux de Paris; Créteil France
5. Department of Pathology; Hôpital Henri Mondor; Assistance Publique-Hôpitaux de Paris; Créteil France
6. Molecular genetics laboratory; Necker-Enfants Malades Hospital; Assistance Publique- Hôpitaux de Paris; Paris France
7. Department of Pathology; Necker-Enfants-Malades Hospital; Assistance Publique-Hôpitaux de Paris; Paris France