1. Department of Pathology Hospital Infantil Universitario Niño Jesús Madrid Spain
2. Department of Pathology Hospital Universitario Fundación Jiménez Díaz Madrid Spain
3. Department of Pathology Hospital Universitario 12 de Octubre Madrid Spain
4. Department of Dermatology Hospital Infantil Universitario Niño Jesús Madrid Spain
5. Emergency Department Hospital Infantil Universitario Niño Jesús Madrid Spain
6. Department of Dermatology Medical University of Vienna Vienna Austria
7. Department of Dermatology Hospital Universitario Fundación Jiménez Díaz Madrid Spain